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Finding the Fourth Proportional to 62,920.44, 86,830.02 and 34,626.11

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Solution

The fourth proportional to 62,920.44, 86,830.02 and 34,626.11 is: 47,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,920.44 : 86,830.02 = 34,626.11 : x
  2. Step 2: Convert to fraction form
    62,920.44/86,830.02 = 34,626.11/x
  3. Step 3: Cross multiply
    62,920.44x = 86,830.02 × 34,626.11
  4. Step 4: Simplify right side
    62,920.44x = 3,006,585,389.67
  5. Step 5: Solve for x
    x = 3,006,585,389.67/62,920.44
  6. Step 6: Final answer
    x = 47,783.92

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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.