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Finding the Fourth Proportional to 89,503,411.03, 123,508,030.17 and 50,337,620.97

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Solution

The fourth proportional to 89,503,411.03, 123,508,030.17 and 50,337,620.97 is: 69,462,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,503,411.03 : 123,508,030.17 = 50,337,620.97 : x
  2. Step 2: Convert to fraction form
    89,503,411.03/123,508,030.17 = 50,337,620.97/x
  3. Step 3: Cross multiply
    89,503,411.03x = 123,508,030.17 × 50,337,620.97
  4. Step 4: Simplify right side
    89,503,411.03x = 6,217,100,409,742,759
  5. Step 5: Solve for x
    x = 6,217,100,409,742,759/89,503,411.03
  6. Step 6: Final answer
    x = 69,462,161.70

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