Home / 125,670.62-173,425.47-71,973.44

Finding the Fourth Proportional to 125,670.62, 173,425.47 and 71,973.44

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Solution

The fourth proportional to 125,670.62, 173,425.47 and 71,973.44 is: 99,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,670.62 : 173,425.47 = 71,973.44 : x
  2. Step 2: Convert to fraction form
    125,670.62/173,425.47 = 71,973.44/x
  3. Step 3: Cross multiply
    125,670.62x = 173,425.47 × 71,973.44
  4. Step 4: Simplify right side
    125,670.62x = 12,482,027,659.52
  5. Step 5: Solve for x
    x = 12,482,027,659.52/125,670.62
  6. Step 6: Final answer
    x = 99,323.36

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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.