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Finding the Fourth Proportional to 62,675.53, 94,013.62 and 21,122.89

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Solution

The fourth proportional to 62,675.53, 94,013.62 and 21,122.89 is: 31,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,675.53 : 94,013.62 = 21,122.89 : x
  2. Step 2: Convert to fraction form
    62,675.53/94,013.62 = 21,122.89/x
  3. Step 3: Cross multiply
    62,675.53x = 94,013.62 × 21,122.89
  4. Step 4: Simplify right side
    62,675.53x = 1,985,839,248.15
  5. Step 5: Solve for x
    x = 1,985,839,248.15/62,675.53
  6. Step 6: Final answer
    x = 31,684.44

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1.5x scale

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.