Home / 66,329.92-91,530.66-37,650.17

Finding the Fourth Proportional to 66,329.92, 91,530.66 and 37,650.17

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Solution

The fourth proportional to 66,329.92, 91,530.66 and 37,650.17 is: 51,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,329.92 : 91,530.66 = 37,650.17 : x
  2. Step 2: Convert to fraction form
    66,329.92/91,530.66 = 37,650.17/x
  3. Step 3: Cross multiply
    66,329.92x = 91,530.66 × 37,650.17
  4. Step 4: Simplify right side
    66,329.92x = 3,446,144,909.21
  5. Step 5: Solve for x
    x = 3,446,144,909.21/66,329.92
  6. Step 6: Final answer
    x = 51,954.61

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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.