Home / 99,674.14-137,534.60-59,386.90

Finding the Fourth Proportional to 99,674.14, 137,534.60 and 59,386.90

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Solution

The fourth proportional to 99,674.14, 137,534.60 and 59,386.90 is: 81,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,674.14 : 137,534.60 = 59,386.90 : x
  2. Step 2: Convert to fraction form
    99,674.14/137,534.60 = 59,386.90/x
  3. Step 3: Cross multiply
    99,674.14x = 137,534.60 × 59,386.90
  4. Step 4: Simplify right side
    99,674.14x = 8,167,753,536.74
  5. Step 5: Solve for x
    x = 8,167,753,536.74/99,674.14
  6. Step 6: Final answer
    x = 81,944.56

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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.