Home / 52,711.65-79,085.70-50,889.15

Finding the Fourth Proportional to 52,711.65, 79,085.70 and 50,889.15

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Solution

The fourth proportional to 52,711.65, 79,085.70 and 50,889.15 is: 76,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.65 : 79,085.70 = 50,889.15 : x
  2. Step 2: Convert to fraction form
    52,711.65/79,085.70 = 50,889.15/x
  3. Step 3: Cross multiply
    52,711.65x = 79,085.70 × 50,889.15
  4. Step 4: Simplify right side
    52,711.65x = 4,024,604,050.16
  5. Step 5: Solve for x
    x = 4,024,604,050.16/52,711.65
  6. Step 6: Final answer
    x = 76,351.32

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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.