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Finding the Fourth Proportional to 62,549.53, 86,296.93 and 35,672.72

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Solution

The fourth proportional to 62,549.53, 86,296.93 and 35,672.72 is: 49,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,549.53 : 86,296.93 = 35,672.72 : x
  2. Step 2: Convert to fraction form
    62,549.53/86,296.93 = 35,672.72/x
  3. Step 3: Cross multiply
    62,549.53x = 86,296.93 × 35,672.72
  4. Step 4: Simplify right side
    62,549.53x = 3,078,445,700.08
  5. Step 5: Solve for x
    x = 3,078,445,700.08/62,549.53
  6. Step 6: Final answer
    x = 49,216.13

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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.