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Finding the Fourth Proportional to 114,551.66, 158,073.68 and 63,561.15

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Solution

The fourth proportional to 114,551.66, 158,073.68 and 63,561.15 is: 87,710.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,551.66 : 158,073.68 = 63,561.15 : x
  2. Step 2: Convert to fraction form
    114,551.66/158,073.68 = 63,561.15/x
  3. Step 3: Cross multiply
    114,551.66x = 158,073.68 × 63,561.15
  4. Step 4: Simplify right side
    114,551.66x = 10,047,344,567.73
  5. Step 5: Solve for x
    x = 10,047,344,567.73/114,551.66
  6. Step 6: Final answer
    x = 87,710.17

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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.