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Finding the Fourth Proportional to 176,384.84, 243,412.36 and 95,812.40

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Solution

The fourth proportional to 176,384.84, 243,412.36 and 95,812.40 is: 132,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,384.84 : 243,412.36 = 95,812.40 : x
  2. Step 2: Convert to fraction form
    176,384.84/243,412.36 = 95,812.40/x
  3. Step 3: Cross multiply
    176,384.84x = 243,412.36 × 95,812.40
  4. Step 4: Simplify right side
    176,384.84x = 23,321,920,944.67
  5. Step 5: Solve for x
    x = 23,321,920,944.67/176,384.84
  6. Step 6: Final answer
    x = 132,221.80

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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.