Home / 125,634.18-188,426.19-61,564.80

Finding the Fourth Proportional to 125,634.18, 188,426.19 and 61,564.80

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Solution

The fourth proportional to 125,634.18, 188,426.19 and 61,564.80 is: 92,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,634.18 : 188,426.19 = 61,564.80 : x
  2. Step 2: Convert to fraction form
    125,634.18/188,426.19 = 61,564.80/x
  3. Step 3: Cross multiply
    125,634.18x = 188,426.19 × 61,564.80
  4. Step 4: Simplify right side
    125,634.18x = 11,600,420,702.11
  5. Step 5: Solve for x
    x = 11,600,420,702.11/125,634.18
  6. Step 6: Final answer
    x = 92,334.91

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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.