Home / 54,817.56-75,653.19-30,950.10

Finding the Fourth Proportional to 54,817.56, 75,653.19 and 30,950.10

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Solution

The fourth proportional to 54,817.56, 75,653.19 and 30,950.10 is: 42,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,817.56 : 75,653.19 = 30,950.10 : x
  2. Step 2: Convert to fraction form
    54,817.56/75,653.19 = 30,950.10/x
  3. Step 3: Cross multiply
    54,817.56x = 75,653.19 × 30,950.10
  4. Step 4: Simplify right side
    54,817.56x = 2,341,473,795.82
  5. Step 5: Solve for x
    x = 2,341,473,795.82/54,817.56
  6. Step 6: Final answer
    x = 42,713.94

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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.