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Finding the Fourth Proportional to 62,307.30, 85,972.57 and 35,448.24

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Solution

The fourth proportional to 62,307.30, 85,972.57 and 35,448.24 is: 48,912.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,307.30 : 85,972.57 = 35,448.24 : x
  2. Step 2: Convert to fraction form
    62,307.30/85,972.57 = 35,448.24/x
  3. Step 3: Cross multiply
    62,307.30x = 85,972.57 × 35,448.24
  4. Step 4: Simplify right side
    62,307.30x = 3,047,576,117.54
  5. Step 5: Solve for x
    x = 3,047,576,117.54/62,307.30
  6. Step 6: Final answer
    x = 48,912.02

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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.