Home / 54,469.08-75,146.29-40,162.77

Finding the Fourth Proportional to 54,469.08, 75,146.29 and 40,162.77

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Solution

The fourth proportional to 54,469.08, 75,146.29 and 40,162.77 is: 55,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.08 : 75,146.29 = 40,162.77 : x
  2. Step 2: Convert to fraction form
    54,469.08/75,146.29 = 40,162.77/x
  3. Step 3: Cross multiply
    54,469.08x = 75,146.29 × 40,162.77
  4. Step 4: Simplify right side
    54,469.08x = 3,018,083,061.22
  5. Step 5: Solve for x
    x = 3,018,083,061.22/54,469.08
  6. Step 6: Final answer
    x = 55,409.11

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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.