Home / 67,406.18-93,024.87-38,735.06

Finding the Fourth Proportional to 67,406.18, 93,024.87 and 38,735.06

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Solution

The fourth proportional to 67,406.18, 93,024.87 and 38,735.06 is: 53,456.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,406.18 : 93,024.87 = 38,735.06 : x
  2. Step 2: Convert to fraction form
    67,406.18/93,024.87 = 38,735.06/x
  3. Step 3: Cross multiply
    67,406.18x = 93,024.87 × 38,735.06
  4. Step 4: Simplify right side
    67,406.18x = 3,603,323,920.94
  5. Step 5: Solve for x
    x = 3,603,323,920.94/67,406.18
  6. Step 6: Final answer
    x = 53,456.88

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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.