Home / 106,974.02-147,626.40-58,577.98

Finding the Fourth Proportional to 106,974.02, 147,626.40 and 58,577.98

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Solution

The fourth proportional to 106,974.02, 147,626.40 and 58,577.98 is: 80,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,974.02 : 147,626.40 = 58,577.98 : x
  2. Step 2: Convert to fraction form
    106,974.02/147,626.40 = 58,577.98/x
  3. Step 3: Cross multiply
    106,974.02x = 147,626.40 × 58,577.98
  4. Step 4: Simplify right side
    106,974.02x = 8,647,656,306.67
  5. Step 5: Solve for x
    x = 8,647,656,306.67/106,974.02
  6. Step 6: Final answer
    x = 80,838.85

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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.