Home / 125,562.90-173,276.01-68,201.64

Finding the Fourth Proportional to 125,562.90, 173,276.01 and 68,201.64

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Solution

The fourth proportional to 125,562.90, 173,276.01 and 68,201.64 is: 94,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,562.90 : 173,276.01 = 68,201.64 : x
  2. Step 2: Convert to fraction form
    125,562.90/173,276.01 = 68,201.64/x
  3. Step 3: Cross multiply
    125,562.90x = 173,276.01 × 68,201.64
  4. Step 4: Simplify right side
    125,562.90x = 11,817,708,054.66
  5. Step 5: Solve for x
    x = 11,817,708,054.66/125,562.90
  6. Step 6: Final answer
    x = 94,117.83

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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.