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Finding the Fourth Proportional to 177,378.92, 266,114.48 and 88,628.84

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Solution

The fourth proportional to 177,378.92, 266,114.48 and 88,628.84 is: 132,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,378.92 : 266,114.48 = 88,628.84 : x
  2. Step 2: Convert to fraction form
    177,378.92/266,114.48 = 88,628.84/x
  3. Step 3: Cross multiply
    177,378.92x = 266,114.48 × 88,628.84
  4. Step 4: Simplify right side
    177,378.92x = 23,585,417,669.60
  5. Step 5: Solve for x
    x = 23,585,417,669.60/177,378.92
  6. Step 6: Final answer
    x = 132,966.29

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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.