Home / 42,548.76-58,718.34-23,686.20

Finding the Fourth Proportional to 42,548.76, 58,718.34 and 23,686.20

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Solution

The fourth proportional to 42,548.76, 58,718.34 and 23,686.20 is: 32,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,548.76 : 58,718.34 = 23,686.20 : x
  2. Step 2: Convert to fraction form
    42,548.76/58,718.34 = 23,686.20/x
  3. Step 3: Cross multiply
    42,548.76x = 58,718.34 × 23,686.20
  4. Step 4: Simplify right side
    42,548.76x = 1,390,814,344.91
  5. Step 5: Solve for x
    x = 1,390,814,344.91/42,548.76
  6. Step 6: Final answer
    x = 32,687.54

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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.