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Finding the Fourth Proportional to 31,934,009.80, 44,820,987.80 and 31,934,009.80

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Solution

The fourth proportional to 31,934,009.80, 44,820,987.80 and 31,934,009.80 is: 44,820,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934,009.80 : 44,820,987.80 = 31,934,009.80 : x
  2. Step 2: Convert to fraction form
    31,934,009.80/44,820,987.80 = 31,934,009.80/x
  3. Step 3: Cross multiply
    31,934,009.80x = 44,820,987.80 × 31,934,009.80
  4. Step 4: Simplify right side
    31,934,009.80x = 1,431,313,863,650,880.50
  5. Step 5: Solve for x
    x = 1,431,313,863,650,880.50/31,934,009.80
  6. Step 6: Final answer
    x = 44,820,987.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.