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Finding the Fourth Proportional to 177,587.75, 266,427.80 and 52,928.75

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Solution

The fourth proportional to 177,587.75, 266,427.80 and 52,928.75 is: 79,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,587.75 : 266,427.80 = 52,928.75 : x
  2. Step 2: Convert to fraction form
    177,587.75/266,427.80 = 52,928.75/x
  3. Step 3: Cross multiply
    177,587.75x = 266,427.80 × 52,928.75
  4. Step 4: Simplify right side
    177,587.75x = 14,101,690,419.25
  5. Step 5: Solve for x
    x = 14,101,690,419.25/177,587.75
  6. Step 6: Final answer
    x = 79,406.89

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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.