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Finding the Fourth Proportional to 72,233.40, 108,323.16 and 24,835.08

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Solution

The fourth proportional to 72,233.40, 108,323.16 and 24,835.08 is: 37,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,233.40 : 108,323.16 = 24,835.08 : x
  2. Step 2: Convert to fraction form
    72,233.40/108,323.16 = 24,835.08/x
  3. Step 3: Cross multiply
    72,233.40x = 108,323.16 × 24,835.08
  4. Step 4: Simplify right side
    72,233.40x = 2,690,214,344.45
  5. Step 5: Solve for x
    x = 2,690,214,344.45/72,233.40
  6. Step 6: Final answer
    x = 37,243.36

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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.