Home / 67,290.60-100,824.66-47,535.24

Finding the Fourth Proportional to 67,290.60, 100,824.66 and 47,535.24

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Solution

The fourth proportional to 67,290.60, 100,824.66 and 47,535.24 is: 71,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,290.60 : 100,824.66 = 47,535.24 : x
  2. Step 2: Convert to fraction form
    67,290.60/100,824.66 = 47,535.24/x
  3. Step 3: Cross multiply
    67,290.60x = 100,824.66 × 47,535.24
  4. Step 4: Simplify right side
    67,290.60x = 4,792,724,411.02
  5. Step 5: Solve for x
    x = 4,792,724,411.02/67,290.60
  6. Step 6: Final answer
    x = 71,224.28

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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.