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Finding the Fourth Proportional to 55,735,612.65, 83,603,418.98 and 55,735,612.65

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Solution

The fourth proportional to 55,735,612.65, 83,603,418.98 and 55,735,612.65 is: 83,603,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,735,612.65 : 83,603,418.98 = 55,735,612.65 : x
  2. Step 2: Convert to fraction form
    55,735,612.65/83,603,418.98 = 55,735,612.65/x
  3. Step 3: Cross multiply
    55,735,612.65x = 83,603,418.98 × 55,735,612.65
  4. Step 4: Simplify right side
    55,735,612.65x = 4,659,687,776,206,260
  5. Step 5: Solve for x
    x = 4,659,687,776,206,260/55,735,612.65
  6. Step 6: Final answer
    x = 83,603,418.98

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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.