Home / 68,883.06-103,225.92-39,239.69

Finding the Fourth Proportional to 68,883.06, 103,225.92 and 39,239.69

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Solution

The fourth proportional to 68,883.06, 103,225.92 and 39,239.69 is: 58,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883.06 : 103,225.92 = 39,239.69 : x
  2. Step 2: Convert to fraction form
    68,883.06/103,225.92 = 39,239.69/x
  3. Step 3: Cross multiply
    68,883.06x = 103,225.92 × 39,239.69
  4. Step 4: Simplify right side
    68,883.06x = 4,050,553,100.76
  5. Step 5: Solve for x
    x = 4,050,553,100.76/68,883.06
  6. Step 6: Final answer
    x = 58,803.33

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1.5x scale

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.