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Finding the Fourth Proportional to 37,250,793.60, 55,939,953.60 and 20,244,681.60

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Solution

The fourth proportional to 37,250,793.60, 55,939,953.60 and 20,244,681.60 is: 30,401,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,250,793.60 : 55,939,953.60 = 20,244,681.60 : x
  2. Step 2: Convert to fraction form
    37,250,793.60/55,939,953.60 = 20,244,681.60/x
  3. Step 3: Cross multiply
    37,250,793.60x = 55,939,953.60 × 20,244,681.60
  4. Step 4: Simplify right side
    37,250,793.60x = 1,132,486,549,350,773.75
  5. Step 5: Solve for x
    x = 1,132,486,549,350,773.75/37,250,793.60
  6. Step 6: Final answer
    x = 30,401,675.77

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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.