Home / 74,711.12-112,080-24,794.24

Finding the Fourth Proportional to 74,711.12, 112,080 and 24,794.24

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Solution

The fourth proportional to 74,711.12, 112,080 and 24,794.24 is: 37,195.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,711.12 : 112,080 = 24,794.24 : x
  2. Step 2: Convert to fraction form
    74,711.12/112,080 = 24,794.24/x
  3. Step 3: Cross multiply
    74,711.12x = 112,080 × 24,794.24
  4. Step 4: Simplify right side
    74,711.12x = 2,778,938,419.20
  5. Step 5: Solve for x
    x = 2,778,938,419.20/74,711.12
  6. Step 6: Final answer
    x = 37,195.78

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1.5x scale

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.