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Finding the Fourth Proportional to 62,255.42, 93,368.90 and 17,881.82

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Solution

The fourth proportional to 62,255.42, 93,368.90 and 17,881.82 is: 26,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,255.42 : 93,368.90 = 17,881.82 : x
  2. Step 2: Convert to fraction form
    62,255.42/93,368.90 = 17,881.82/x
  3. Step 3: Cross multiply
    62,255.42x = 93,368.90 × 17,881.82
  4. Step 4: Simplify right side
    62,255.42x = 1,669,605,863.40
  5. Step 5: Solve for x
    x = 1,669,605,863.40/62,255.42
  6. Step 6: Final answer
    x = 26,818.64

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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.