Home / 40,943.58-61,402.29-15,977.55

Finding the Fourth Proportional to 40,943.58, 61,402.29 and 15,977.55

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Solution

The fourth proportional to 40,943.58, 61,402.29 and 15,977.55 is: 23,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,943.58 : 61,402.29 = 15,977.55 : x
  2. Step 2: Convert to fraction form
    40,943.58/61,402.29 = 15,977.55/x
  3. Step 3: Cross multiply
    40,943.58x = 61,402.29 × 15,977.55
  4. Step 4: Simplify right side
    40,943.58x = 981,058,158.59
  5. Step 5: Solve for x
    x = 981,058,158.59/40,943.58
  6. Step 6: Final answer
    x = 23,961.22

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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.