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Finding the Fourth Proportional to 58,769,300.80, 88,067,896.80 and 52,704,020.80

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Solution

The fourth proportional to 58,769,300.80, 88,067,896.80 and 52,704,020.80 is: 78,978,858.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,769,300.80 : 88,067,896.80 = 52,704,020.80 : x
  2. Step 2: Convert to fraction form
    58,769,300.80/88,067,896.80 = 52,704,020.80/x
  3. Step 3: Cross multiply
    58,769,300.80x = 88,067,896.80 × 52,704,020.80
  4. Step 4: Simplify right side
    58,769,300.80x = 4,641,532,264,759,453
  5. Step 5: Solve for x
    x = 4,641,532,264,759,453/58,769,300.80
  6. Step 6: Final answer
    x = 78,978,858.04

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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.