Home / 54,006.68-74,529.11-30,131.93

Finding the Fourth Proportional to 54,006.68, 74,529.11 and 30,131.93

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Solution

The fourth proportional to 54,006.68, 74,529.11 and 30,131.93 is: 41,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,006.68 : 74,529.11 = 30,131.93 : x
  2. Step 2: Convert to fraction form
    54,006.68/74,529.11 = 30,131.93/x
  3. Step 3: Cross multiply
    54,006.68x = 74,529.11 × 30,131.93
  4. Step 4: Simplify right side
    54,006.68x = 2,245,706,187.13
  5. Step 5: Solve for x
    x = 2,245,706,187.13/54,006.68
  6. Step 6: Final answer
    x = 41,582.01

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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.