Home / 99,566.13-137,402.87-54,246.27

Finding the Fourth Proportional to 99,566.13, 137,402.87 and 54,246.27

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Solution

The fourth proportional to 99,566.13, 137,402.87 and 54,246.27 is: 74,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,566.13 : 137,402.87 = 54,246.27 : x
  2. Step 2: Convert to fraction form
    99,566.13/137,402.87 = 54,246.27/x
  3. Step 3: Cross multiply
    99,566.13x = 137,402.87 × 54,246.27
  4. Step 4: Simplify right side
    99,566.13x = 7,453,592,913.56
  5. Step 5: Solve for x
    x = 7,453,592,913.56/99,566.13
  6. Step 6: Final answer
    x = 74,860.73

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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.