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Finding the Fourth Proportional to 72,230.51, 108,360.55 and 24,839.45

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Solution

The fourth proportional to 72,230.51, 108,360.55 and 24,839.45 is: 37,264.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,230.51 : 108,360.55 = 24,839.45 : x
  2. Step 2: Convert to fraction form
    72,230.51/108,360.55 = 24,839.45/x
  3. Step 3: Cross multiply
    72,230.51x = 108,360.55 × 24,839.45
  4. Step 4: Simplify right side
    72,230.51x = 2,691,616,672.50
  5. Step 5: Solve for x
    x = 2,691,616,672.50/72,230.51
  6. Step 6: Final answer
    x = 37,264.26

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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.