Home / 106,793.40-147,377.85-59,049.84

Finding the Fourth Proportional to 106,793.40, 147,377.85 and 59,049.84

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Solution

The fourth proportional to 106,793.40, 147,377.85 and 59,049.84 is: 81,490.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,793.40 : 147,377.85 = 59,049.84 : x
  2. Step 2: Convert to fraction form
    106,793.40/147,377.85 = 59,049.84/x
  3. Step 3: Cross multiply
    106,793.40x = 147,377.85 × 59,049.84
  4. Step 4: Simplify right side
    106,793.40x = 8,702,638,462.04
  5. Step 5: Solve for x
    x = 8,702,638,462.04/106,793.40
  6. Step 6: Final answer
    x = 81,490.41

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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.