Home / 125,827.75-173,643.50-69,240.37

Finding the Fourth Proportional to 125,827.75, 173,643.50 and 69,240.37

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Solution

The fourth proportional to 125,827.75, 173,643.50 and 69,240.37 is: 95,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,827.75 : 173,643.50 = 69,240.37 : x
  2. Step 2: Convert to fraction form
    125,827.75/173,643.50 = 69,240.37/x
  3. Step 3: Cross multiply
    125,827.75x = 173,643.50 × 69,240.37
  4. Step 4: Simplify right side
    125,827.75x = 12,023,140,188.10
  5. Step 5: Solve for x
    x = 12,023,140,188.10/125,827.75
  6. Step 6: Final answer
    x = 95,552.37

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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.