Home / 97,695.60-146,543.40-38,499.04

Finding the Fourth Proportional to 97,695.60, 146,543.40 and 38,499.04

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Solution

The fourth proportional to 97,695.60, 146,543.40 and 38,499.04 is: 57,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,695.60 : 146,543.40 = 38,499.04 : x
  2. Step 2: Convert to fraction form
    97,695.60/146,543.40 = 38,499.04/x
  3. Step 3: Cross multiply
    97,695.60x = 146,543.40 × 38,499.04
  4. Step 4: Simplify right side
    97,695.60x = 5,641,780,218.34
  5. Step 5: Solve for x
    x = 5,641,780,218.34/97,695.60
  6. Step 6: Final answer
    x = 57,748.56

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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.