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Finding the Fourth Proportional to 61,842.70, 92,764.26 and 15,095.58

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Solution

The fourth proportional to 61,842.70, 92,764.26 and 15,095.58 is: 22,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842.70 : 92,764.26 = 15,095.58 : x
  2. Step 2: Convert to fraction form
    61,842.70/92,764.26 = 15,095.58/x
  3. Step 3: Cross multiply
    61,842.70x = 92,764.26 × 15,095.58
  4. Step 4: Simplify right side
    61,842.70x = 1,400,330,307.97
  5. Step 5: Solve for x
    x = 1,400,330,307.97/61,842.70
  6. Step 6: Final answer
    x = 22,643.42

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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.