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Finding the Fourth Proportional to 106,652.54, 147,167.92 and 58,903.04

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Solution

The fourth proportional to 106,652.54, 147,167.92 and 58,903.04 is: 81,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,652.54 : 147,167.92 = 58,903.04 : x
  2. Step 2: Convert to fraction form
    106,652.54/147,167.92 = 58,903.04/x
  3. Step 3: Cross multiply
    106,652.54x = 147,167.92 × 58,903.04
  4. Step 4: Simplify right side
    106,652.54x = 8,668,637,878.48
  5. Step 5: Solve for x
    x = 8,668,637,878.48/106,652.54
  6. Step 6: Final answer
    x = 81,279.24

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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.