Home / 71,069.57-98,074.53-40,854.11

Finding the Fourth Proportional to 71,069.57, 98,074.53 and 40,854.11

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Solution

The fourth proportional to 71,069.57, 98,074.53 and 40,854.11 is: 56,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,069.57 : 98,074.53 = 40,854.11 : x
  2. Step 2: Convert to fraction form
    71,069.57/98,074.53 = 40,854.11/x
  3. Step 3: Cross multiply
    71,069.57x = 98,074.53 × 40,854.11
  4. Step 4: Simplify right side
    71,069.57x = 4,006,747,636.82
  5. Step 5: Solve for x
    x = 4,006,747,636.82/71,069.57
  6. Step 6: Final answer
    x = 56,377.82

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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.