Home / 42,024.12-57,995.88-23,161.20

Finding the Fourth Proportional to 42,024.12, 57,995.88 and 23,161.20

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Solution

The fourth proportional to 42,024.12, 57,995.88 and 23,161.20 is: 31,963.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,024.12 : 57,995.88 = 23,161.20 : x
  2. Step 2: Convert to fraction form
    42,024.12/57,995.88 = 23,161.20/x
  3. Step 3: Cross multiply
    42,024.12x = 57,995.88 × 23,161.20
  4. Step 4: Simplify right side
    42,024.12x = 1,343,254,175.86
  5. Step 5: Solve for x
    x = 1,343,254,175.86/42,024.12
  6. Step 6: Final answer
    x = 31,963.89

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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.