Home / 99,654.01-137,444.77-63,847.37

Finding the Fourth Proportional to 99,654.01, 137,444.77 and 63,847.37

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Solution

The fourth proportional to 99,654.01, 137,444.77 and 63,847.37 is: 88,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,654.01 : 137,444.77 = 63,847.37 : x
  2. Step 2: Convert to fraction form
    99,654.01/137,444.77 = 63,847.37/x
  3. Step 3: Cross multiply
    99,654.01x = 137,444.77 × 63,847.37
  4. Step 4: Simplify right side
    99,654.01x = 8,775,487,508.18
  5. Step 5: Solve for x
    x = 8,775,487,508.18/99,654.01
  6. Step 6: Final answer
    x = 88,059.55

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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.