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Finding the Fourth Proportional to 60,323.20, 90,517.20 and 25,266.40

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Solution

The fourth proportional to 60,323.20, 90,517.20 and 25,266.40 is: 37,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,323.20 : 90,517.20 = 25,266.40 : x
  2. Step 2: Convert to fraction form
    60,323.20/90,517.20 = 25,266.40/x
  3. Step 3: Cross multiply
    60,323.20x = 90,517.20 × 25,266.40
  4. Step 4: Simplify right side
    60,323.20x = 2,287,043,782.08
  5. Step 5: Solve for x
    x = 2,287,043,782.08/60,323.20
  6. Step 6: Final answer
    x = 37,913.17

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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.