Home / 71,007.92-98,002.44-42,331.08

Finding the Fourth Proportional to 71,007.92, 98,002.44 and 42,331.08

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Solution

The fourth proportional to 71,007.92, 98,002.44 and 42,331.08 is: 58,423.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,007.92 : 98,002.44 = 42,331.08 : x
  2. Step 2: Convert to fraction form
    71,007.92/98,002.44 = 42,331.08/x
  3. Step 3: Cross multiply
    71,007.92x = 98,002.44 × 42,331.08
  4. Step 4: Simplify right side
    71,007.92x = 4,148,549,127.84
  5. Step 5: Solve for x
    x = 4,148,549,127.84/71,007.92
  6. Step 6: Final answer
    x = 58,423.75

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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.