Home / 62,543.71-93,820.73-20,422.86

Finding the Fourth Proportional to 62,543.71, 93,820.73 and 20,422.86

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Solution

The fourth proportional to 62,543.71, 93,820.73 and 20,422.86 is: 30,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,543.71 : 93,820.73 = 20,422.86 : x
  2. Step 2: Convert to fraction form
    62,543.71/93,820.73 = 20,422.86/x
  3. Step 3: Cross multiply
    62,543.71x = 93,820.73 × 20,422.86
  4. Step 4: Simplify right side
    62,543.71x = 1,916,087,294.82
  5. Step 5: Solve for x
    x = 1,916,087,294.82/62,543.71
  6. Step 6: Final answer
    x = 30,635.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.