Home / 125,555.07-173,267.22-68,966.45

Finding the Fourth Proportional to 125,555.07, 173,267.22 and 68,966.45

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Solution

The fourth proportional to 125,555.07, 173,267.22 and 68,966.45 is: 95,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,555.07 : 173,267.22 = 68,966.45 : x
  2. Step 2: Convert to fraction form
    125,555.07/173,267.22 = 68,966.45/x
  3. Step 3: Cross multiply
    125,555.07x = 173,267.22 × 68,966.45
  4. Step 4: Simplify right side
    125,555.07x = 11,949,625,064.77
  5. Step 5: Solve for x
    x = 11,949,625,064.77/125,555.07
  6. Step 6: Final answer
    x = 95,174.37

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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.