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Finding the Fourth Proportional to 177,875.60, 266,722.20 and 53,200.40

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Solution

The fourth proportional to 177,875.60, 266,722.20 and 53,200.40 is: 79,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,875.60 : 266,722.20 = 53,200.40 : x
  2. Step 2: Convert to fraction form
    177,875.60/266,722.20 = 53,200.40/x
  3. Step 3: Cross multiply
    177,875.60x = 266,722.20 × 53,200.40
  4. Step 4: Simplify right side
    177,875.60x = 14,189,727,728.88
  5. Step 5: Solve for x
    x = 14,189,727,728.88/177,875.60
  6. Step 6: Final answer
    x = 79,773.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.