Home / 125,080.93-187,626.86-40,840.43

Finding the Fourth Proportional to 125,080.93, 187,626.86 and 40,840.43

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Solution

The fourth proportional to 125,080.93, 187,626.86 and 40,840.43 is: 61,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,080.93 : 187,626.86 = 40,840.43 : x
  2. Step 2: Convert to fraction form
    125,080.93/187,626.86 = 40,840.43/x
  3. Step 3: Cross multiply
    125,080.93x = 187,626.86 × 40,840.43
  4. Step 4: Simplify right side
    125,080.93x = 7,662,761,437.75
  5. Step 5: Solve for x
    x = 7,662,761,437.75/125,080.93
  6. Step 6: Final answer
    x = 61,262.43

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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.