Home / 54,780.60-75,597.22-29,630.10

Finding the Fourth Proportional to 54,780.60, 75,597.22 and 29,630.10

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Solution

The fourth proportional to 54,780.60, 75,597.22 and 29,630.10 is: 40,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,780.60 : 75,597.22 = 29,630.10 : x
  2. Step 2: Convert to fraction form
    54,780.60/75,597.22 = 29,630.10/x
  3. Step 3: Cross multiply
    54,780.60x = 75,597.22 × 29,630.10
  4. Step 4: Simplify right side
    54,780.60x = 2,239,953,188.32
  5. Step 5: Solve for x
    x = 2,239,953,188.32/54,780.60
  6. Step 6: Final answer
    x = 40,889.53

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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.