Home / 62,803.20-86,668.40-34,510.72

Finding the Fourth Proportional to 62,803.20, 86,668.40 and 34,510.72

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Solution

The fourth proportional to 62,803.20, 86,668.40 and 34,510.72 is: 47,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,803.20 : 86,668.40 = 34,510.72 : x
  2. Step 2: Convert to fraction form
    62,803.20/86,668.40 = 34,510.72/x
  3. Step 3: Cross multiply
    62,803.20x = 86,668.40 × 34,510.72
  4. Step 4: Simplify right side
    62,803.20x = 2,990,988,885.25
  5. Step 5: Solve for x
    x = 2,990,988,885.25/62,803.20
  6. Step 6: Final answer
    x = 47,624.78

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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.