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Finding the Fourth Proportional to 58,505,579.80, 87,758,369.70 and 44,050,384.60

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Solution

The fourth proportional to 58,505,579.80, 87,758,369.70 and 44,050,384.60 is: 66,075,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,505,579.80 : 87,758,369.70 = 44,050,384.60 : x
  2. Step 2: Convert to fraction form
    58,505,579.80/87,758,369.70 = 44,050,384.60/x
  3. Step 3: Cross multiply
    58,505,579.80x = 87,758,369.70 × 44,050,384.60
  4. Step 4: Simplify right side
    58,505,579.80x = 3,865,789,937,153,987
  5. Step 5: Solve for x
    x = 3,865,789,937,153,987/58,505,579.80
  6. Step 6: Final answer
    x = 66,075,576.90

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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.