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Finding the Fourth Proportional to 79,510.65, 119,220.62 and 32,707.77

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Solution

The fourth proportional to 79,510.65, 119,220.62 and 32,707.77 is: 49,043.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,510.65 : 119,220.62 = 32,707.77 : x
  2. Step 2: Convert to fraction form
    79,510.65/119,220.62 = 32,707.77/x
  3. Step 3: Cross multiply
    79,510.65x = 119,220.62 × 32,707.77
  4. Step 4: Simplify right side
    79,510.65x = 3,899,440,454.68
  5. Step 5: Solve for x
    x = 3,899,440,454.68/79,510.65
  6. Step 6: Final answer
    x = 49,043.00

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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.