Home / 176,123.97-243,077.76-112,504.14

Finding the Fourth Proportional to 176,123.97, 243,077.76 and 112,504.14

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Solution

The fourth proportional to 176,123.97, 243,077.76 and 112,504.14 is: 155,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,123.97 : 243,077.76 = 112,504.14 : x
  2. Step 2: Convert to fraction form
    176,123.97/243,077.76 = 112,504.14/x
  3. Step 3: Cross multiply
    176,123.97x = 243,077.76 × 112,504.14
  4. Step 4: Simplify right side
    176,123.97x = 27,347,254,341.93
  5. Step 5: Solve for x
    x = 27,347,254,341.93/176,123.97
  6. Step 6: Final answer
    x = 155,272.76

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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.