Home / 53,294.24-79,915.26-31,113.20

Finding the Fourth Proportional to 53,294.24, 79,915.26 and 31,113.20

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Solution

The fourth proportional to 53,294.24, 79,915.26 and 31,113.20 is: 46,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,294.24 : 79,915.26 = 31,113.20 : x
  2. Step 2: Convert to fraction form
    53,294.24/79,915.26 = 31,113.20/x
  3. Step 3: Cross multiply
    53,294.24x = 79,915.26 × 31,113.20
  4. Step 4: Simplify right side
    53,294.24x = 2,486,419,467.43
  5. Step 5: Solve for x
    x = 2,486,419,467.43/53,294.24
  6. Step 6: Final answer
    x = 46,654.56

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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.