Home / 106,312.80-146,718.31-58,566.15

Finding the Fourth Proportional to 106,312.80, 146,718.31 and 58,566.15

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Solution

The fourth proportional to 106,312.80, 146,718.31 and 58,566.15 is: 80,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,312.80 : 146,718.31 = 58,566.15 : x
  2. Step 2: Convert to fraction form
    106,312.80/146,718.31 = 58,566.15/x
  3. Step 3: Cross multiply
    106,312.80x = 146,718.31 × 58,566.15
  4. Step 4: Simplify right side
    106,312.80x = 8,592,726,885.64
  5. Step 5: Solve for x
    x = 8,592,726,885.64/106,312.80
  6. Step 6: Final answer
    x = 80,824.95

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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.