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Finding the Fourth Proportional to 158,616.90, 237,923.28 and 38,674.44

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Solution

The fourth proportional to 158,616.90, 237,923.28 and 38,674.44 is: 58,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,616.90 : 237,923.28 = 38,674.44 : x
  2. Step 2: Convert to fraction form
    158,616.90/237,923.28 = 38,674.44/x
  3. Step 3: Cross multiply
    158,616.90x = 237,923.28 × 38,674.44
  4. Step 4: Simplify right side
    158,616.90x = 9,201,549,616.96
  5. Step 5: Solve for x
    x = 9,201,549,616.96/158,616.90
  6. Step 6: Final answer
    x = 58,011.16

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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.