Home / 176,023.84-242,908.56-100,565.92

Finding the Fourth Proportional to 176,023.84, 242,908.56 and 100,565.92

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Solution

The fourth proportional to 176,023.84, 242,908.56 and 100,565.92 is: 138,778.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,023.84 : 242,908.56 = 100,565.92 : x
  2. Step 2: Convert to fraction form
    176,023.84/242,908.56 = 100,565.92/x
  3. Step 3: Cross multiply
    176,023.84x = 242,908.56 × 100,565.92
  4. Step 4: Simplify right side
    176,023.84x = 24,428,322,812.28
  5. Step 5: Solve for x
    x = 24,428,322,812.28/176,023.84
  6. Step 6: Final answer
    x = 138,778.49

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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.