Home / 144,327.71-216,436.20-49,540.23

Finding the Fourth Proportional to 144,327.71, 216,436.20 and 49,540.23

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Solution

The fourth proportional to 144,327.71, 216,436.20 and 49,540.23 is: 74,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,327.71 : 216,436.20 = 49,540.23 : x
  2. Step 2: Convert to fraction form
    144,327.71/216,436.20 = 49,540.23/x
  3. Step 3: Cross multiply
    144,327.71x = 216,436.20 × 49,540.23
  4. Step 4: Simplify right side
    144,327.71x = 10,722,299,128.33
  5. Step 5: Solve for x
    x = 10,722,299,128.33/144,327.71
  6. Step 6: Final answer
    x = 74,291.34

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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.