Home / 125,659.38-173,405.34-69,070.26

Finding the Fourth Proportional to 125,659.38, 173,405.34 and 69,070.26

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Solution

The fourth proportional to 125,659.38, 173,405.34 and 69,070.26 is: 95,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,659.38 : 173,405.34 = 69,070.26 : x
  2. Step 2: Convert to fraction form
    125,659.38/173,405.34 = 69,070.26/x
  3. Step 3: Cross multiply
    125,659.38x = 173,405.34 × 69,070.26
  4. Step 4: Simplify right side
    125,659.38x = 11,977,151,919.19
  5. Step 5: Solve for x
    x = 11,977,151,919.19/125,659.38
  6. Step 6: Final answer
    x = 95,314.43

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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.