Home / 71,983.36-99,332.76-41,766.36

Finding the Fourth Proportional to 71,983.36, 99,332.76 and 41,766.36

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Solution

The fourth proportional to 71,983.36, 99,332.76 and 41,766.36 is: 57,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,983.36 : 99,332.76 = 41,766.36 : x
  2. Step 2: Convert to fraction form
    71,983.36/99,332.76 = 41,766.36/x
  3. Step 3: Cross multiply
    71,983.36x = 99,332.76 × 41,766.36
  4. Step 4: Simplify right side
    71,983.36x = 4,148,767,813.95
  5. Step 5: Solve for x
    x = 4,148,767,813.95/71,983.36
  6. Step 6: Final answer
    x = 57,635.10

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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.