Home / 99,644.22-137,515.86-60,898.68

Finding the Fourth Proportional to 99,644.22, 137,515.86 and 60,898.68

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Solution

The fourth proportional to 99,644.22, 137,515.86 and 60,898.68 is: 84,044.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,644.22 : 137,515.86 = 60,898.68 : x
  2. Step 2: Convert to fraction form
    99,644.22/137,515.86 = 60,898.68/x
  3. Step 3: Cross multiply
    99,644.22x = 137,515.86 × 60,898.68
  4. Step 4: Simplify right side
    99,644.22x = 8,374,534,353.06
  5. Step 5: Solve for x
    x = 8,374,534,353.06/99,644.22
  6. Step 6: Final answer
    x = 84,044.36

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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.