Home / 42,017.13-57,984.24-23,154.25

Finding the Fourth Proportional to 42,017.13, 57,984.24 and 23,154.25

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Solution

The fourth proportional to 42,017.13, 57,984.24 and 23,154.25 is: 31,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,017.13 : 57,984.24 = 23,154.25 : x
  2. Step 2: Convert to fraction form
    42,017.13/57,984.24 = 23,154.25/x
  3. Step 3: Cross multiply
    42,017.13x = 57,984.24 × 23,154.25
  4. Step 4: Simplify right side
    42,017.13x = 1,342,581,589.02
  5. Step 5: Solve for x
    x = 1,342,581,589.02/42,017.13
  6. Step 6: Final answer
    x = 31,953.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.