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Finding the Fourth Proportional to 106,575.95, 147,074.13 and 58,829.29

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Solution

The fourth proportional to 106,575.95, 147,074.13 and 58,829.29 is: 81,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,575.95 : 147,074.13 = 58,829.29 : x
  2. Step 2: Convert to fraction form
    106,575.95/147,074.13 = 58,829.29/x
  3. Step 3: Cross multiply
    106,575.95x = 147,074.13 × 58,829.29
  4. Step 4: Simplify right side
    106,575.95x = 8,652,266,277.58
  5. Step 5: Solve for x
    x = 8,652,266,277.58/106,575.95
  6. Step 6: Final answer
    x = 81,184.04

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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.