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Finding the Fourth Proportional to 158,254.78, 237,064.20 and 73,898.59

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Solution

The fourth proportional to 158,254.78, 237,064.20 and 73,898.59 is: 110,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,254.78 : 237,064.20 = 73,898.59 : x
  2. Step 2: Convert to fraction form
    158,254.78/237,064.20 = 73,898.59/x
  3. Step 3: Cross multiply
    158,254.78x = 237,064.20 × 73,898.59
  4. Step 4: Simplify right side
    158,254.78x = 17,518,710,119.48
  5. Step 5: Solve for x
    x = 17,518,710,119.48/158,254.78
  6. Step 6: Final answer
    x = 110,699.41

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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.