Home / 125,837.04-173,689.16-74,199.16

Finding the Fourth Proportional to 125,837.04, 173,689.16 and 74,199.16

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Solution

The fourth proportional to 125,837.04, 173,689.16 and 74,199.16 is: 102,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,837.04 : 173,689.16 = 74,199.16 : x
  2. Step 2: Convert to fraction form
    125,837.04/173,689.16 = 74,199.16/x
  3. Step 3: Cross multiply
    125,837.04x = 173,689.16 × 74,199.16
  4. Step 4: Simplify right side
    125,837.04x = 12,887,589,773.11
  5. Step 5: Solve for x
    x = 12,887,589,773.11/125,837.04
  6. Step 6: Final answer
    x = 102,414.92

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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.