Home / 106,747.23-147,305.88-58,999.35

Finding the Fourth Proportional to 106,747.23, 147,305.88 and 58,999.35

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Solution

The fourth proportional to 106,747.23, 147,305.88 and 58,999.35 is: 81,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,747.23 : 147,305.88 = 58,999.35 : x
  2. Step 2: Convert to fraction form
    106,747.23/147,305.88 = 58,999.35/x
  3. Step 3: Cross multiply
    106,747.23x = 147,305.88 × 58,999.35
  4. Step 4: Simplify right side
    106,747.23x = 8,690,951,171.18
  5. Step 5: Solve for x
    x = 8,690,951,171.18/106,747.23
  6. Step 6: Final answer
    x = 81,416.18

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1.5x scale

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.