Home / 176,188.28-243,140-95,615.80

Finding the Fourth Proportional to 176,188.28, 243,140 and 95,615.80

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Solution

The fourth proportional to 176,188.28, 243,140 and 95,615.80 is: 131,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,188.28 : 243,140 = 95,615.80 : x
  2. Step 2: Convert to fraction form
    176,188.28/243,140 = 95,615.80/x
  3. Step 3: Cross multiply
    176,188.28x = 243,140 × 95,615.80
  4. Step 4: Simplify right side
    176,188.28x = 23,248,025,612
  5. Step 5: Solve for x
    x = 23,248,025,612/176,188.28
  6. Step 6: Final answer
    x = 131,949.90

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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.