Home / 191,527.38-287,291.07-97,982.10

Finding the Fourth Proportional to 191,527.38, 287,291.07 and 97,982.10

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Solution

The fourth proportional to 191,527.38, 287,291.07 and 97,982.10 is: 146,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,527.38 : 287,291.07 = 97,982.10 : x
  2. Step 2: Convert to fraction form
    191,527.38/287,291.07 = 97,982.10/x
  3. Step 3: Cross multiply
    191,527.38x = 287,291.07 × 97,982.10
  4. Step 4: Simplify right side
    191,527.38x = 28,149,382,349.85
  5. Step 5: Solve for x
    x = 28,149,382,349.85/191,527.38
  6. Step 6: Final answer
    x = 146,973.15

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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.