Home / 148,880.19-205,479.15-108,726.87

Finding the Fourth Proportional to 148,880.19, 205,479.15 and 108,726.87

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Solution

The fourth proportional to 148,880.19, 205,479.15 and 108,726.87 is: 150,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,880.19 : 205,479.15 = 108,726.87 : x
  2. Step 2: Convert to fraction form
    148,880.19/205,479.15 = 108,726.87/x
  3. Step 3: Cross multiply
    148,880.19x = 205,479.15 × 108,726.87
  4. Step 4: Simplify right side
    148,880.19x = 22,341,104,829.76
  5. Step 5: Solve for x
    x = 22,341,104,829.76/148,880.19
  6. Step 6: Final answer
    x = 150,060.96

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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.