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Finding the Fourth Proportional to 114,036.36, 157,363.81 and 63,046.11

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Solution

The fourth proportional to 114,036.36, 157,363.81 and 63,046.11 is: 87,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,036.36 : 157,363.81 = 63,046.11 : x
  2. Step 2: Convert to fraction form
    114,036.36/157,363.81 = 63,046.11/x
  3. Step 3: Cross multiply
    114,036.36x = 157,363.81 × 63,046.11
  4. Step 4: Simplify right side
    114,036.36x = 9,921,176,862.41
  5. Step 5: Solve for x
    x = 9,921,176,862.41/114,036.36
  6. Step 6: Final answer
    x = 87,000.12

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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.