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Finding the Fourth Proportional to 61,690.58, 92,536.11 and 14,943.38

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Solution

The fourth proportional to 61,690.58, 92,536.11 and 14,943.38 is: 22,415.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,690.58 : 92,536.11 = 14,943.38 : x
  2. Step 2: Convert to fraction form
    61,690.58/92,536.11 = 14,943.38/x
  3. Step 3: Cross multiply
    61,690.58x = 92,536.11 × 14,943.38
  4. Step 4: Simplify right side
    61,690.58x = 1,382,802,255.45
  5. Step 5: Solve for x
    x = 1,382,802,255.45/61,690.58
  6. Step 6: Final answer
    x = 22,415.13

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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.