Home / 54,586.53-75,329.26-30,713.23

Finding the Fourth Proportional to 54,586.53, 75,329.26 and 30,713.23

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Solution

The fourth proportional to 54,586.53, 75,329.26 and 30,713.23 is: 42,384.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,586.53 : 75,329.26 = 30,713.23 : x
  2. Step 2: Convert to fraction form
    54,586.53/75,329.26 = 30,713.23/x
  3. Step 3: Cross multiply
    54,586.53x = 75,329.26 × 30,713.23
  4. Step 4: Simplify right side
    54,586.53x = 2,313,604,888.11
  5. Step 5: Solve for x
    x = 2,313,604,888.11/54,586.53
  6. Step 6: Final answer
    x = 42,384.17

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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.