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Finding the Fourth Proportional to 114,502.60, 158,016.11 and 63,513.66

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Solution

The fourth proportional to 114,502.60, 158,016.11 and 63,513.66 is: 87,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,502.60 : 158,016.11 = 63,513.66 : x
  2. Step 2: Convert to fraction form
    114,502.60/158,016.11 = 63,513.66/x
  3. Step 3: Cross multiply
    114,502.60x = 158,016.11 × 63,513.66
  4. Step 4: Simplify right side
    114,502.60x = 10,036,182,355.50
  5. Step 5: Solve for x
    x = 10,036,182,355.50/114,502.60
  6. Step 6: Final answer
    x = 87,650.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.