Home / 42,521.68-58,680.48-23,658.76

Finding the Fourth Proportional to 42,521.68, 58,680.48 and 23,658.76

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Solution

The fourth proportional to 42,521.68, 58,680.48 and 23,658.76 is: 32,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,521.68 : 58,680.48 = 23,658.76 : x
  2. Step 2: Convert to fraction form
    42,521.68/58,680.48 = 23,658.76/x
  3. Step 3: Cross multiply
    42,521.68x = 58,680.48 × 23,658.76
  4. Step 4: Simplify right side
    42,521.68x = 1,388,307,393.00
  5. Step 5: Solve for x
    x = 1,388,307,393.00/42,521.68
  6. Step 6: Final answer
    x = 32,649.40

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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.