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Finding the Fourth Proportional to 37,157,421.60, 55,736,132.40 and 37,157,421.60

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Solution

The fourth proportional to 37,157,421.60, 55,736,132.40 and 37,157,421.60 is: 55,736,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,157,421.60 : 55,736,132.40 = 37,157,421.60 : x
  2. Step 2: Convert to fraction form
    37,157,421.60/55,736,132.40 = 37,157,421.60/x
  3. Step 3: Cross multiply
    37,157,421.60x = 55,736,132.40 × 37,157,421.60
  4. Step 4: Simplify right side
    37,157,421.60x = 2,071,010,969,940,219.75
  5. Step 5: Solve for x
    x = 2,071,010,969,940,219.75/37,157,421.60
  6. Step 6: Final answer
    x = 55,736,132.40

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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.