Home / 70,837.13-106,230.17-23,443.47

Finding the Fourth Proportional to 70,837.13, 106,230.17 and 23,443.47

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Solution

The fourth proportional to 70,837.13, 106,230.17 and 23,443.47 is: 35,156.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,837.13 : 106,230.17 = 23,443.47 : x
  2. Step 2: Convert to fraction form
    70,837.13/106,230.17 = 23,443.47/x
  3. Step 3: Cross multiply
    70,837.13x = 106,230.17 × 23,443.47
  4. Step 4: Simplify right side
    70,837.13x = 2,490,403,862.10
  5. Step 5: Solve for x
    x = 2,490,403,862.10/70,837.13
  6. Step 6: Final answer
    x = 35,156.76

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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.