Home / 99,636.60-149,253.30-62,081.40

Finding the Fourth Proportional to 99,636.60, 149,253.30 and 62,081.40

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Solution

The fourth proportional to 99,636.60, 149,253.30 and 62,081.40 is: 92,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,636.60 : 149,253.30 = 62,081.40 : x
  2. Step 2: Convert to fraction form
    99,636.60/149,253.30 = 62,081.40/x
  3. Step 3: Cross multiply
    99,636.60x = 149,253.30 × 62,081.40
  4. Step 4: Simplify right side
    99,636.60x = 9,265,853,818.62
  5. Step 5: Solve for x
    x = 9,265,853,818.62/99,636.60
  6. Step 6: Final answer
    x = 92,996.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.