Home / 42,642.40-58,840.56-24,738.88

Finding the Fourth Proportional to 42,642.40, 58,840.56 and 24,738.88

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Solution

The fourth proportional to 42,642.40, 58,840.56 and 24,738.88 is: 34,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,642.40 : 58,840.56 = 24,738.88 : x
  2. Step 2: Convert to fraction form
    42,642.40/58,840.56 = 24,738.88/x
  3. Step 3: Cross multiply
    42,642.40x = 58,840.56 × 24,738.88
  4. Step 4: Simplify right side
    42,642.40x = 1,455,649,552.97
  5. Step 5: Solve for x
    x = 1,455,649,552.97/42,642.40
  6. Step 6: Final answer
    x = 34,136.20

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.