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Finding the Fourth Proportional to 61,898.40, 92,853.75 and 22,458.59

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Solution

The fourth proportional to 61,898.40, 92,853.75 and 22,458.59 is: 33,690.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898.40 : 92,853.75 = 22,458.59 : x
  2. Step 2: Convert to fraction form
    61,898.40/92,853.75 = 22,458.59/x
  3. Step 3: Cross multiply
    61,898.40x = 92,853.75 × 22,458.59
  4. Step 4: Simplify right side
    61,898.40x = 2,085,364,069.08
  5. Step 5: Solve for x
    x = 2,085,364,069.08/61,898.40
  6. Step 6: Final answer
    x = 33,690.11

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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.