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Finding the Fourth Proportional to 176,445.90, 243,491.13 and 95,871.60

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Solution

The fourth proportional to 176,445.90, 243,491.13 and 95,871.60 is: 132,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,445.90 : 243,491.13 = 95,871.60 : x
  2. Step 2: Convert to fraction form
    176,445.90/243,491.13 = 95,871.60/x
  3. Step 3: Cross multiply
    176,445.90x = 243,491.13 × 95,871.60
  4. Step 4: Simplify right side
    176,445.90x = 23,343,884,218.91
  5. Step 5: Solve for x
    x = 23,343,884,218.91/176,445.90
  6. Step 6: Final answer
    x = 132,300.52

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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.