Home / 176,142.76-243,077.38-104,520.92

Finding the Fourth Proportional to 176,142.76, 243,077.38 and 104,520.92

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Solution

The fourth proportional to 176,142.76, 243,077.38 and 104,520.92 is: 144,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,142.76 : 243,077.38 = 104,520.92 : x
  2. Step 2: Convert to fraction form
    176,142.76/243,077.38 = 104,520.92/x
  3. Step 3: Cross multiply
    176,142.76x = 243,077.38 × 104,520.92
  4. Step 4: Simplify right side
    176,142.76x = 25,406,671,388.79
  5. Step 5: Solve for x
    x = 25,406,671,388.79/176,142.76
  6. Step 6: Final answer
    x = 144,239.09

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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.