Home / 104,611.24-144,366.32-56,867.80

Finding the Fourth Proportional to 104,611.24, 144,366.32 and 56,867.80

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Solution

The fourth proportional to 104,611.24, 144,366.32 and 56,867.80 is: 78,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,611.24 : 144,366.32 = 56,867.80 : x
  2. Step 2: Convert to fraction form
    104,611.24/144,366.32 = 56,867.80/x
  3. Step 3: Cross multiply
    104,611.24x = 144,366.32 × 56,867.80
  4. Step 4: Simplify right side
    104,611.24x = 8,209,795,012.50
  5. Step 5: Solve for x
    x = 8,209,795,012.50/104,611.24
  6. Step 6: Final answer
    x = 78,479.09

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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.