Home / 72,374.04-108,560.03-32,382.45

Finding the Fourth Proportional to 72,374.04, 108,560.03 and 32,382.45

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Solution

The fourth proportional to 72,374.04, 108,560.03 and 32,382.45 is: 48,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,374.04 : 108,560.03 = 32,382.45 : x
  2. Step 2: Convert to fraction form
    72,374.04/108,560.03 = 32,382.45/x
  3. Step 3: Cross multiply
    72,374.04x = 108,560.03 × 32,382.45
  4. Step 4: Simplify right side
    72,374.04x = 3,515,439,581.56
  5. Step 5: Solve for x
    x = 3,515,439,581.56/72,374.04
  6. Step 6: Final answer
    x = 48,573.21

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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.