Home / 108,306.03-162,389.91-52,034.19

Finding the Fourth Proportional to 108,306.03, 162,389.91 and 52,034.19

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Solution

The fourth proportional to 108,306.03, 162,389.91 and 52,034.19 is: 78,018.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,306.03 : 162,389.91 = 52,034.19 : x
  2. Step 2: Convert to fraction form
    108,306.03/162,389.91 = 52,034.19/x
  3. Step 3: Cross multiply
    108,306.03x = 162,389.91 × 52,034.19
  4. Step 4: Simplify right side
    108,306.03x = 8,449,827,431.02
  5. Step 5: Solve for x
    x = 8,449,827,431.02/108,306.03
  6. Step 6: Final answer
    x = 78,018.07

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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.