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Finding the Fourth Proportional to 110,572.75, 152,590.80 and 60,271.75

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Solution

The fourth proportional to 110,572.75, 152,590.80 and 60,271.75 is: 83,175.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,572.75 : 152,590.80 = 60,271.75 : x
  2. Step 2: Convert to fraction form
    110,572.75/152,590.80 = 60,271.75/x
  3. Step 3: Cross multiply
    110,572.75x = 152,590.80 × 60,271.75
  4. Step 4: Simplify right side
    110,572.75x = 9,196,914,549.90
  5. Step 5: Solve for x
    x = 9,196,914,549.90/110,572.75
  6. Step 6: Final answer
    x = 83,175.24

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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.