Home / 134,259.91-185,233.32-76,110.41

Finding the Fourth Proportional to 134,259.91, 185,233.32 and 76,110.41

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Solution

The fourth proportional to 134,259.91, 185,233.32 and 76,110.41 is: 105,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,259.91 : 185,233.32 = 76,110.41 : x
  2. Step 2: Convert to fraction form
    134,259.91/185,233.32 = 76,110.41/x
  3. Step 3: Cross multiply
    134,259.91x = 185,233.32 × 76,110.41
  4. Step 4: Simplify right side
    134,259.91x = 14,098,183,521.65
  5. Step 5: Solve for x
    x = 14,098,183,521.65/134,259.91
  6. Step 6: Final answer
    x = 105,006.65

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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.