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Finding the Fourth Proportional to 114,508.52, 158,030.16 and 63,529.28

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Solution

The fourth proportional to 114,508.52, 158,030.16 and 63,529.28 is: 87,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,508.52 : 158,030.16 = 63,529.28 : x
  2. Step 2: Convert to fraction form
    114,508.52/158,030.16 = 63,529.28/x
  3. Step 3: Cross multiply
    114,508.52x = 158,030.16 × 63,529.28
  4. Step 4: Simplify right side
    114,508.52x = 10,039,542,283.08
  5. Step 5: Solve for x
    x = 10,039,542,283.08/114,508.52
  6. Step 6: Final answer
    x = 87,675.07

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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.