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Finding the Fourth Proportional to 54,974,410.80, 82,461,616.20 and 53,714,698.80

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Solution

The fourth proportional to 54,974,410.80, 82,461,616.20 and 53,714,698.80 is: 80,572,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974,410.80 : 82,461,616.20 = 53,714,698.80 : x
  2. Step 2: Convert to fraction form
    54,974,410.80/82,461,616.20 = 53,714,698.80/x
  3. Step 3: Cross multiply
    54,974,410.80x = 82,461,616.20 × 53,714,698.80
  4. Step 4: Simplify right side
    54,974,410.80x = 4,429,400,876,744,200.50
  5. Step 5: Solve for x
    x = 4,429,400,876,744,200.50/54,974,410.80
  6. Step 6: Final answer
    x = 80,572,048.20

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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.