Home / 71,537.99-98,711.46-42,850.92

Finding the Fourth Proportional to 71,537.99, 98,711.46 and 42,850.92

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Solution

The fourth proportional to 71,537.99, 98,711.46 and 42,850.92 is: 59,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,537.99 : 98,711.46 = 42,850.92 : x
  2. Step 2: Convert to fraction form
    71,537.99/98,711.46 = 42,850.92/x
  3. Step 3: Cross multiply
    71,537.99x = 98,711.46 × 42,850.92
  4. Step 4: Simplify right side
    71,537.99x = 4,229,877,245.71
  5. Step 5: Solve for x
    x = 4,229,877,245.71/71,537.99
  6. Step 6: Final answer
    x = 59,127.71

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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.