Home / 56,891.39-78,493.93-34,219.04

Finding the Fourth Proportional to 56,891.39, 78,493.93 and 34,219.04

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Solution

The fourth proportional to 56,891.39, 78,493.93 and 34,219.04 is: 47,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,891.39 : 78,493.93 = 34,219.04 : x
  2. Step 2: Convert to fraction form
    56,891.39/78,493.93 = 34,219.04/x
  3. Step 3: Cross multiply
    56,891.39x = 78,493.93 × 34,219.04
  4. Step 4: Simplify right side
    56,891.39x = 2,685,986,452.41
  5. Step 5: Solve for x
    x = 2,685,986,452.41/56,891.39
  6. Step 6: Final answer
    x = 47,212.53

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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.