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Finding the Fourth Proportional to 72,582,401.80, 108,871,269.90 and 24,062,494.60

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Solution

The fourth proportional to 72,582,401.80, 108,871,269.90 and 24,062,494.60 is: 36,092,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,401.80 : 108,871,269.90 = 24,062,494.60 : x
  2. Step 2: Convert to fraction form
    72,582,401.80/108,871,269.90 = 24,062,494.60/x
  3. Step 3: Cross multiply
    72,582,401.80x = 108,871,269.90 × 24,062,494.60
  4. Step 4: Simplify right side
    72,582,401.80x = 2,619,714,344,063,893
  5. Step 5: Solve for x
    x = 2,619,714,344,063,893/72,582,401.80
  6. Step 6: Final answer
    x = 36,092,968.53

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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.