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Finding the Fourth Proportional to 176,461.29, 243,516.87 and 95,889.78

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Solution

The fourth proportional to 176,461.29, 243,516.87 and 95,889.78 is: 132,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,461.29 : 243,516.87 = 95,889.78 : x
  2. Step 2: Convert to fraction form
    176,461.29/243,516.87 = 95,889.78/x
  3. Step 3: Cross multiply
    176,461.29x = 243,516.87 × 95,889.78
  4. Step 4: Simplify right side
    176,461.29x = 23,350,779,090.59
  5. Step 5: Solve for x
    x = 23,350,779,090.59/176,461.29
  6. Step 6: Final answer
    x = 132,328.05

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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.