Home / 125,488.26-173,163.15-71,764.56

Finding the Fourth Proportional to 125,488.26, 173,163.15 and 71,764.56

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Solution

The fourth proportional to 125,488.26, 173,163.15 and 71,764.56 is: 99,029.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,488.26 : 173,163.15 = 71,764.56 : x
  2. Step 2: Convert to fraction form
    125,488.26/173,163.15 = 71,764.56/x
  3. Step 3: Cross multiply
    125,488.26x = 173,163.15 × 71,764.56
  4. Step 4: Simplify right side
    125,488.26x = 12,426,977,267.96
  5. Step 5: Solve for x
    x = 12,426,977,267.96/125,488.26
  6. Step 6: Final answer
    x = 99,029.00

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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.