Home / 40,920.92-61,382.70-11,339.04

Finding the Fourth Proportional to 40,920.92, 61,382.70 and 11,339.04

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Solution

The fourth proportional to 40,920.92, 61,382.70 and 11,339.04 is: 17,008.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920.92 : 61,382.70 = 11,339.04 : x
  2. Step 2: Convert to fraction form
    40,920.92/61,382.70 = 11,339.04/x
  3. Step 3: Cross multiply
    40,920.92x = 61,382.70 × 11,339.04
  4. Step 4: Simplify right side
    40,920.92x = 696,020,890.61
  5. Step 5: Solve for x
    x = 696,020,890.61/40,920.92
  6. Step 6: Final answer
    x = 17,008.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.