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Finding the Fourth Proportional to 61,985,605.53, 92,978,407.83 and 22,596,813.12

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Solution

The fourth proportional to 61,985,605.53, 92,978,407.83 and 22,596,813.12 is: 33,895,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,985,605.53 : 92,978,407.83 = 22,596,813.12 : x
  2. Step 2: Convert to fraction form
    61,985,605.53/92,978,407.83 = 22,596,813.12/x
  3. Step 3: Cross multiply
    61,985,605.53x = 92,978,407.83 × 22,596,813.12
  4. Step 4: Simplify right side
    61,985,605.53x = 2,101,015,705,929,654.75
  5. Step 5: Solve for x
    x = 2,101,015,705,929,654.75/61,985,605.53
  6. Step 6: Final answer
    x = 33,895,219.51

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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.