Home / 45,718.09-62,950.77-40,020.96

Finding the Fourth Proportional to 45,718.09, 62,950.77 and 40,020.96

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Solution

The fourth proportional to 45,718.09, 62,950.77 and 40,020.96 is: 55,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,718.09 : 62,950.77 = 40,020.96 : x
  2. Step 2: Convert to fraction form
    45,718.09/62,950.77 = 40,020.96/x
  3. Step 3: Cross multiply
    45,718.09x = 62,950.77 × 40,020.96
  4. Step 4: Simplify right side
    45,718.09x = 2,519,350,248.14
  5. Step 5: Solve for x
    x = 2,519,350,248.14/45,718.09
  6. Step 6: Final answer
    x = 55,106.20

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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.