Home / 54,808.84-75,637.38-30,935.56

Finding the Fourth Proportional to 54,808.84, 75,637.38 and 30,935.56

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Solution

The fourth proportional to 54,808.84, 75,637.38 and 30,935.56 is: 42,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,808.84 : 75,637.38 = 30,935.56 : x
  2. Step 2: Convert to fraction form
    54,808.84/75,637.38 = 30,935.56/x
  3. Step 3: Cross multiply
    54,808.84x = 75,637.38 × 30,935.56
  4. Step 4: Simplify right side
    54,808.84x = 2,339,884,707.23
  5. Step 5: Solve for x
    x = 2,339,884,707.23/54,808.84
  6. Step 6: Final answer
    x = 42,691.74

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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.