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Finding the Fourth Proportional to 62,953.80, 94,430.70 and 36,345.30

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Solution

The fourth proportional to 62,953.80, 94,430.70 and 36,345.30 is: 54,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,953.80 : 94,430.70 = 36,345.30 : x
  2. Step 2: Convert to fraction form
    62,953.80/94,430.70 = 36,345.30/x
  3. Step 3: Cross multiply
    62,953.80x = 94,430.70 × 36,345.30
  4. Step 4: Simplify right side
    62,953.80x = 3,432,112,120.71
  5. Step 5: Solve for x
    x = 3,432,112,120.71/62,953.80
  6. Step 6: Final answer
    x = 54,517.95

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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.