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Finding the Fourth Proportional to 176,543.16, 243,626.69 and 95,972.71

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Solution

The fourth proportional to 176,543.16, 243,626.69 and 95,972.71 is: 132,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,543.16 : 243,626.69 = 95,972.71 : x
  2. Step 2: Convert to fraction form
    176,543.16/243,626.69 = 95,972.71/x
  3. Step 3: Cross multiply
    176,543.16x = 243,626.69 × 95,972.71
  4. Step 4: Simplify right side
    176,543.16x = 23,381,513,667.63
  5. Step 5: Solve for x
    x = 23,381,513,667.63/176,543.16
  6. Step 6: Final answer
    x = 132,440.78

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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.