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Finding the Fourth Proportional to 158,135.88, 237,281.72 and 73,901.88

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Solution

The fourth proportional to 158,135.88, 237,281.72 and 73,901.88 is: 110,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,135.88 : 237,281.72 = 73,901.88 : x
  2. Step 2: Convert to fraction form
    158,135.88/237,281.72 = 73,901.88/x
  3. Step 3: Cross multiply
    158,135.88x = 237,281.72 × 73,901.88
  4. Step 4: Simplify right side
    158,135.88x = 17,535,565,197.63
  5. Step 5: Solve for x
    x = 17,535,565,197.63/158,135.88
  6. Step 6: Final answer
    x = 110,889.23

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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.