Home / 125,840.13-173,659.71-69,251.50

Finding the Fourth Proportional to 125,840.13, 173,659.71 and 69,251.50

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Solution

The fourth proportional to 125,840.13, 173,659.71 and 69,251.50 is: 95,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,840.13 : 173,659.71 = 69,251.50 : x
  2. Step 2: Convert to fraction form
    125,840.13/173,659.71 = 69,251.50/x
  3. Step 3: Cross multiply
    125,840.13x = 173,659.71 × 69,251.50
  4. Step 4: Simplify right side
    125,840.13x = 12,026,195,407.07
  5. Step 5: Solve for x
    x = 12,026,195,407.07/125,840.13
  6. Step 6: Final answer
    x = 95,567.26

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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.