Home / 176,449.19-243,491.83-99,966.73

Finding the Fourth Proportional to 176,449.19, 243,491.83 and 99,966.73

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Solution

The fourth proportional to 176,449.19, 243,491.83 and 99,966.73 is: 137,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,449.19 : 243,491.83 = 99,966.73 : x
  2. Step 2: Convert to fraction form
    176,449.19/243,491.83 = 99,966.73/x
  3. Step 3: Cross multiply
    176,449.19x = 243,491.83 × 99,966.73
  4. Step 4: Simplify right side
    176,449.19x = 24,341,082,026.82
  5. Step 5: Solve for x
    x = 24,341,082,026.82/176,449.19
  6. Step 6: Final answer
    x = 137,949.53

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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.