Home / 54,281.68-74,909.48-35,407.96

Finding the Fourth Proportional to 54,281.68, 74,909.48 and 35,407.96

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Solution

The fourth proportional to 54,281.68, 74,909.48 and 35,407.96 is: 48,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,281.68 : 74,909.48 = 35,407.96 : x
  2. Step 2: Convert to fraction form
    54,281.68/74,909.48 = 35,407.96/x
  3. Step 3: Cross multiply
    54,281.68x = 74,909.48 × 35,407.96
  4. Step 4: Simplify right side
    54,281.68x = 2,652,391,871.46
  5. Step 5: Solve for x
    x = 2,652,391,871.46/54,281.68
  6. Step 6: Final answer
    x = 48,863.48

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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.