Home / 191,528.38-287,292.57-97,983.10

Finding the Fourth Proportional to 191,528.38, 287,292.57 and 97,983.10

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Solution

The fourth proportional to 191,528.38, 287,292.57 and 97,983.10 is: 146,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,528.38 : 287,292.57 = 97,983.10 : x
  2. Step 2: Convert to fraction form
    191,528.38/287,292.57 = 97,983.10/x
  3. Step 3: Cross multiply
    191,528.38x = 287,292.57 × 97,983.10
  4. Step 4: Simplify right side
    191,528.38x = 28,149,816,615.57
  5. Step 5: Solve for x
    x = 28,149,816,615.57/191,528.38
  6. Step 6: Final answer
    x = 146,974.65

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Similar ratio
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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.