Home / 176,633.12-243,754.64-96,061.28

Finding the Fourth Proportional to 176,633.12, 243,754.64 and 96,061.28

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Solution

The fourth proportional to 176,633.12, 243,754.64 and 96,061.28 is: 132,565.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,633.12 : 243,754.64 = 96,061.28 : x
  2. Step 2: Convert to fraction form
    176,633.12/243,754.64 = 96,061.28/x
  3. Step 3: Cross multiply
    176,633.12x = 243,754.64 × 96,061.28
  4. Step 4: Simplify right side
    176,633.12x = 23,415,382,724.34
  5. Step 5: Solve for x
    x = 23,415,382,724.34/176,633.12
  6. Step 6: Final answer
    x = 132,565.07

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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.