Home / 106,618.46-147,134.43-58,875.44

Finding the Fourth Proportional to 106,618.46, 147,134.43 and 58,875.44

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Solution

The fourth proportional to 106,618.46, 147,134.43 and 58,875.44 is: 81,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,618.46 : 147,134.43 = 58,875.44 : x
  2. Step 2: Convert to fraction form
    106,618.46/147,134.43 = 58,875.44/x
  3. Step 3: Cross multiply
    106,618.46x = 147,134.43 × 58,875.44
  4. Step 4: Simplify right side
    106,618.46x = 8,662,603,569.73
  5. Step 5: Solve for x
    x = 8,662,603,569.73/106,618.46
  6. Step 6: Final answer
    x = 81,248.63

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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.