Home / 71,534.18-98,713.49-42,463.77

Finding the Fourth Proportional to 71,534.18, 98,713.49 and 42,463.77

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Solution

The fourth proportional to 71,534.18, 98,713.49 and 42,463.77 is: 58,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,534.18 : 98,713.49 = 42,463.77 : x
  2. Step 2: Convert to fraction form
    71,534.18/98,713.49 = 42,463.77/x
  3. Step 3: Cross multiply
    71,534.18x = 98,713.49 × 42,463.77
  4. Step 4: Simplify right side
    71,534.18x = 4,191,746,722.94
  5. Step 5: Solve for x
    x = 4,191,746,722.94/71,534.18
  6. Step 6: Final answer
    x = 58,597.81

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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.