Home / 57,043.47-85,528.76-27,402.33

Finding the Fourth Proportional to 57,043.47, 85,528.76 and 27,402.33

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Solution

The fourth proportional to 57,043.47, 85,528.76 and 27,402.33 is: 41,085.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,043.47 : 85,528.76 = 27,402.33 : x
  2. Step 2: Convert to fraction form
    57,043.47/85,528.76 = 27,402.33/x
  3. Step 3: Cross multiply
    57,043.47x = 85,528.76 × 27,402.33
  4. Step 4: Simplify right side
    57,043.47x = 2,343,687,169.00
  5. Step 5: Solve for x
    x = 2,343,687,169.00/57,043.47
  6. Step 6: Final answer
    x = 41,085.99

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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.