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Finding the Fourth Proportional to 176,407.40, 243,441.24 and 95,834.28

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Solution

The fourth proportional to 176,407.40, 243,441.24 and 95,834.28 is: 132,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,407.40 : 243,441.24 = 95,834.28 : x
  2. Step 2: Convert to fraction form
    176,407.40/243,441.24 = 95,834.28/x
  3. Step 3: Cross multiply
    176,407.40x = 243,441.24 × 95,834.28
  4. Step 4: Simplify right side
    176,407.40x = 23,330,015,957.71
  5. Step 5: Solve for x
    x = 23,330,015,957.71/176,407.40
  6. Step 6: Final answer
    x = 132,250.78

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1.5x scale

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.