Home / 53,301.59-79,952.38-15,862.20

Finding the Fourth Proportional to 53,301.59, 79,952.38 and 15,862.20

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Solution

The fourth proportional to 53,301.59, 79,952.38 and 15,862.20 is: 23,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,301.59 : 79,952.38 = 15,862.20 : x
  2. Step 2: Convert to fraction form
    53,301.59/79,952.38 = 15,862.20/x
  3. Step 3: Cross multiply
    53,301.59x = 79,952.38 × 15,862.20
  4. Step 4: Simplify right side
    53,301.59x = 1,268,220,602.38
  5. Step 5: Solve for x
    x = 1,268,220,602.38/53,301.59
  6. Step 6: Final answer
    x = 23,793.30

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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.