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Finding the Fourth Proportional to 54,527,367.16, 75,247,978.08 and 29,748,110.68

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Solution

The fourth proportional to 54,527,367.16, 75,247,978.08 and 29,748,110.68 is: 41,052,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527,367.16 : 75,247,978.08 = 29,748,110.68 : x
  2. Step 2: Convert to fraction form
    54,527,367.16/75,247,978.08 = 29,748,110.68/x
  3. Step 3: Cross multiply
    54,527,367.16x = 75,247,978.08 × 29,748,110.68
  4. Step 4: Simplify right side
    54,527,367.16x = 2,238,485,180,370,053.75
  5. Step 5: Solve for x
    x = 2,238,485,180,370,053.75/54,527,367.16
  6. Step 6: Final answer
    x = 41,052,508.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.