Home / 67,560.08-93,220.08-42,398.24

Finding the Fourth Proportional to 67,560.08, 93,220.08 and 42,398.24

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Solution

The fourth proportional to 67,560.08, 93,220.08 and 42,398.24 is: 58,501.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,560.08 : 93,220.08 = 42,398.24 : x
  2. Step 2: Convert to fraction form
    67,560.08/93,220.08 = 42,398.24/x
  3. Step 3: Cross multiply
    67,560.08x = 93,220.08 × 42,398.24
  4. Step 4: Simplify right side
    67,560.08x = 3,952,367,324.66
  5. Step 5: Solve for x
    x = 3,952,367,324.66/67,560.08
  6. Step 6: Final answer
    x = 58,501.52

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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.