Home / 40,142.31-60,220.23-14,843.31

Finding the Fourth Proportional to 40,142.31, 60,220.23 and 14,843.31

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Solution

The fourth proportional to 40,142.31, 60,220.23 and 14,843.31 is: 22,267.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142.31 : 60,220.23 = 14,843.31 : x
  2. Step 2: Convert to fraction form
    40,142.31/60,220.23 = 14,843.31/x
  3. Step 3: Cross multiply
    40,142.31x = 60,220.23 × 14,843.31
  4. Step 4: Simplify right side
    40,142.31x = 893,867,542.16
  5. Step 5: Solve for x
    x = 893,867,542.16/40,142.31
  6. Step 6: Final answer
    x = 22,267.47

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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.