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Finding the Fourth Proportional to 63,896,605.20, 95,844,907.80 and 52,559,197.20

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Solution

The fourth proportional to 63,896,605.20, 95,844,907.80 and 52,559,197.20 is: 78,838,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,896,605.20 : 95,844,907.80 = 52,559,197.20 : x
  2. Step 2: Convert to fraction form
    63,896,605.20/95,844,907.80 = 52,559,197.20/x
  3. Step 3: Cross multiply
    63,896,605.20x = 95,844,907.80 × 52,559,197.20
  4. Step 4: Simplify right side
    63,896,605.20x = 5,037,531,409,676,018
  5. Step 5: Solve for x
    x = 5,037,531,409,676,018/63,896,605.20
  6. Step 6: Final answer
    x = 78,838,795.80

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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.