Home / 144,329.71-216,439.20-49,542.23

Finding the Fourth Proportional to 144,329.71, 216,439.20 and 49,542.23

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Solution

The fourth proportional to 144,329.71, 216,439.20 and 49,542.23 is: 74,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,329.71 : 216,439.20 = 49,542.23 : x
  2. Step 2: Convert to fraction form
    144,329.71/216,439.20 = 49,542.23/x
  3. Step 3: Cross multiply
    144,329.71x = 216,439.20 × 49,542.23
  4. Step 4: Simplify right side
    144,329.71x = 10,722,880,627.42
  5. Step 5: Solve for x
    x = 10,722,880,627.42/144,329.71
  6. Step 6: Final answer
    x = 74,294.34

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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.