Home / 57,470.04-86,177.28-20,029.23

Finding the Fourth Proportional to 57,470.04, 86,177.28 and 20,029.23

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Solution

The fourth proportional to 57,470.04, 86,177.28 and 20,029.23 is: 30,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470.04 : 86,177.28 = 20,029.23 : x
  2. Step 2: Convert to fraction form
    57,470.04/86,177.28 = 20,029.23/x
  3. Step 3: Cross multiply
    57,470.04x = 86,177.28 × 20,029.23
  4. Step 4: Simplify right side
    57,470.04x = 1,726,064,561.89
  5. Step 5: Solve for x
    x = 1,726,064,561.89/57,470.04
  6. Step 6: Final answer
    x = 30,034.16

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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.