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Finding the Fourth Proportional to 61,839,065.70, 92,758,598.55 and 36,266,912.10

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Solution

The fourth proportional to 61,839,065.70, 92,758,598.55 and 36,266,912.10 is: 54,400,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,839,065.70 : 92,758,598.55 = 36,266,912.10 : x
  2. Step 2: Convert to fraction form
    61,839,065.70/92,758,598.55 = 36,266,912.10/x
  3. Step 3: Cross multiply
    61,839,065.70x = 92,758,598.55 × 36,266,912.10
  4. Step 4: Simplify right side
    61,839,065.70x = 3,364,067,940,132,037.50
  5. Step 5: Solve for x
    x = 3,364,067,940,132,037.50/61,839,065.70
  6. Step 6: Final answer
    x = 54,400,368.15

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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.