Home / 105,546.80-158,270.98-61,186.24

Finding the Fourth Proportional to 105,546.80, 158,270.98 and 61,186.24

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Solution

The fourth proportional to 105,546.80, 158,270.98 and 61,186.24 is: 91,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,546.80 : 158,270.98 = 61,186.24 : x
  2. Step 2: Convert to fraction form
    105,546.80/158,270.98 = 61,186.24/x
  3. Step 3: Cross multiply
    105,546.80x = 158,270.98 × 61,186.24
  4. Step 4: Simplify right side
    105,546.80x = 9,684,006,167.32
  5. Step 5: Solve for x
    x = 9,684,006,167.32/105,546.80
  6. Step 6: Final answer
    x = 91,750.83

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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.