Home / 40,758.99-61,140.30-11,176.17

Finding the Fourth Proportional to 40,758.99, 61,140.30 and 11,176.17

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Solution

The fourth proportional to 40,758.99, 61,140.30 and 11,176.17 is: 16,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,758.99 : 61,140.30 = 11,176.17 : x
  2. Step 2: Convert to fraction form
    40,758.99/61,140.30 = 11,176.17/x
  3. Step 3: Cross multiply
    40,758.99x = 61,140.30 × 11,176.17
  4. Step 4: Simplify right side
    40,758.99x = 683,314,386.65
  5. Step 5: Solve for x
    x = 683,314,386.65/40,758.99
  6. Step 6: Final answer
    x = 16,764.75

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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.