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Finding the Fourth Proportional to 62,287.85, 85,963.55 and 36,802.45

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Solution

The fourth proportional to 62,287.85, 85,963.55 and 36,802.45 is: 50,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,287.85 : 85,963.55 = 36,802.45 : x
  2. Step 2: Convert to fraction form
    62,287.85/85,963.55 = 36,802.45/x
  3. Step 3: Cross multiply
    62,287.85x = 85,963.55 × 36,802.45
  4. Step 4: Simplify right side
    62,287.85x = 3,163,669,174.14
  5. Step 5: Solve for x
    x = 3,163,669,174.14/62,287.85
  6. Step 6: Final answer
    x = 50,791.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.