Home / 54,206.24-74,808.69-30,332.40

Finding the Fourth Proportional to 54,206.24, 74,808.69 and 30,332.40

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Solution

The fourth proportional to 54,206.24, 74,808.69 and 30,332.40 is: 41,860.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,206.24 : 74,808.69 = 30,332.40 : x
  2. Step 2: Convert to fraction form
    54,206.24/74,808.69 = 30,332.40/x
  3. Step 3: Cross multiply
    54,206.24x = 74,808.69 × 30,332.40
  4. Step 4: Simplify right side
    54,206.24x = 2,269,127,108.56
  5. Step 5: Solve for x
    x = 2,269,127,108.56/54,206.24
  6. Step 6: Final answer
    x = 41,860.99

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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.