Home / 102,508.14-153,773.15-43,349.79

Finding the Fourth Proportional to 102,508.14, 153,773.15 and 43,349.79

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Solution

The fourth proportional to 102,508.14, 153,773.15 and 43,349.79 is: 65,029.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,508.14 : 153,773.15 = 43,349.79 : x
  2. Step 2: Convert to fraction form
    102,508.14/153,773.15 = 43,349.79/x
  3. Step 3: Cross multiply
    102,508.14x = 153,773.15 × 43,349.79
  4. Step 4: Simplify right side
    102,508.14x = 6,666,034,445.16
  5. Step 5: Solve for x
    x = 6,666,034,445.16/102,508.14
  6. Step 6: Final answer
    x = 65,029.32

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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.