Home / 108,381.60-162,572.67-58,485.18

Finding the Fourth Proportional to 108,381.60, 162,572.67 and 58,485.18

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Solution

The fourth proportional to 108,381.60, 162,572.67 and 58,485.18 is: 87,727.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,381.60 : 162,572.67 = 58,485.18 : x
  2. Step 2: Convert to fraction form
    108,381.60/162,572.67 = 58,485.18/x
  3. Step 3: Cross multiply
    108,381.60x = 162,572.67 × 58,485.18
  4. Step 4: Simplify right side
    108,381.60x = 9,508,091,868.03
  5. Step 5: Solve for x
    x = 9,508,091,868.03/108,381.60
  6. Step 6: Final answer
    x = 87,727.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.