Home / 100,436.60-150,577.02-58,251.80

Finding the Fourth Proportional to 100,436.60, 150,577.02 and 58,251.80

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Solution

The fourth proportional to 100,436.60, 150,577.02 and 58,251.80 is: 87,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,436.60 : 150,577.02 = 58,251.80 : x
  2. Step 2: Convert to fraction form
    100,436.60/150,577.02 = 58,251.80/x
  3. Step 3: Cross multiply
    100,436.60x = 150,577.02 × 58,251.80
  4. Step 4: Simplify right side
    100,436.60x = 8,771,382,453.64
  5. Step 5: Solve for x
    x = 8,771,382,453.64/100,436.60
  6. Step 6: Final answer
    x = 87,332.53

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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.