Home / 96,470.78-144,706.23-40,280.27

Finding the Fourth Proportional to 96,470.78, 144,706.23 and 40,280.27

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Solution

The fourth proportional to 96,470.78, 144,706.23 and 40,280.27 is: 60,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,470.78 : 144,706.23 = 40,280.27 : x
  2. Step 2: Convert to fraction form
    96,470.78/144,706.23 = 40,280.27/x
  3. Step 3: Cross multiply
    96,470.78x = 144,706.23 × 40,280.27
  4. Step 4: Simplify right side
    96,470.78x = 5,828,806,015.08
  5. Step 5: Solve for x
    x = 5,828,806,015.08/96,470.78
  6. Step 6: Final answer
    x = 60,420.43

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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.