Home / 40,901.49-61,353.61-11,316.85

Finding the Fourth Proportional to 40,901.49, 61,353.61 and 11,316.85

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Solution

The fourth proportional to 40,901.49, 61,353.61 and 11,316.85 is: 16,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,901.49 : 61,353.61 = 11,316.85 : x
  2. Step 2: Convert to fraction form
    40,901.49/61,353.61 = 11,316.85/x
  3. Step 3: Cross multiply
    40,901.49x = 61,353.61 × 11,316.85
  4. Step 4: Simplify right side
    40,901.49x = 694,329,419.65
  5. Step 5: Solve for x
    x = 694,329,419.65/40,901.49
  6. Step 6: Final answer
    x = 16,975.65

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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.