Home / 40,308.64-60,459.72-25,474.30

Finding the Fourth Proportional to 40,308.64, 60,459.72 and 25,474.30

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Solution

The fourth proportional to 40,308.64, 60,459.72 and 25,474.30 is: 38,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,308.64 : 60,459.72 = 25,474.30 : x
  2. Step 2: Convert to fraction form
    40,308.64/60,459.72 = 25,474.30/x
  3. Step 3: Cross multiply
    40,308.64x = 60,459.72 × 25,474.30
  4. Step 4: Simplify right side
    40,308.64x = 1,540,169,045.20
  5. Step 5: Solve for x
    x = 1,540,169,045.20/40,308.64
  6. Step 6: Final answer
    x = 38,209.40

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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.