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Finding the Fourth Proportional to 177,655.52, 266,621.46 and 123,998.92

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Solution

The fourth proportional to 177,655.52, 266,621.46 and 123,998.92 is: 186,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,655.52 : 266,621.46 = 123,998.92 : x
  2. Step 2: Convert to fraction form
    177,655.52/266,621.46 = 123,998.92/x
  3. Step 3: Cross multiply
    177,655.52x = 266,621.46 × 123,998.92
  4. Step 4: Simplify right side
    177,655.52x = 33,060,773,088.82
  5. Step 5: Solve for x
    x = 33,060,773,088.82/177,655.52
  6. Step 6: Final answer
    x = 186,094.83

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1.5x scale

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.