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Finding the Fourth Proportional to 176,388.48, 243,412.02 and 95,814.20

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Solution

The fourth proportional to 176,388.48, 243,412.02 and 95,814.20 is: 132,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,388.48 : 243,412.02 = 95,814.20 : x
  2. Step 2: Convert to fraction form
    176,388.48/243,412.02 = 95,814.20/x
  3. Step 3: Cross multiply
    176,388.48x = 243,412.02 × 95,814.20
  4. Step 4: Simplify right side
    176,388.48x = 23,322,328,575.21
  5. Step 5: Solve for x
    x = 23,322,328,575.21/176,388.48
  6. Step 6: Final answer
    x = 132,221.38

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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.