Home / 99,817.14-137,583.50-70,755.24

Finding the Fourth Proportional to 99,817.14, 137,583.50 and 70,755.24

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Solution

The fourth proportional to 99,817.14, 137,583.50 and 70,755.24 is: 97,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,817.14 : 137,583.50 = 70,755.24 : x
  2. Step 2: Convert to fraction form
    99,817.14/137,583.50 = 70,755.24/x
  3. Step 3: Cross multiply
    99,817.14x = 137,583.50 × 70,755.24
  4. Step 4: Simplify right side
    99,817.14x = 9,734,753,562.54
  5. Step 5: Solve for x
    x = 9,734,753,562.54/99,817.14
  6. Step 6: Final answer
    x = 97,525.87

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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.