Home / 110,257.87-152,168.14-61,867.77

Finding the Fourth Proportional to 110,257.87, 152,168.14 and 61,867.77

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Solution

The fourth proportional to 110,257.87, 152,168.14 and 61,867.77 is: 85,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,257.87 : 152,168.14 = 61,867.77 : x
  2. Step 2: Convert to fraction form
    110,257.87/152,168.14 = 61,867.77/x
  3. Step 3: Cross multiply
    110,257.87x = 152,168.14 × 61,867.77
  4. Step 4: Simplify right side
    110,257.87x = 9,414,303,486.85
  5. Step 5: Solve for x
    x = 9,414,303,486.85/110,257.87
  6. Step 6: Final answer
    x = 85,384.41

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1.5x scale

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.