Home / 54,402.00-75,082.22-30,530.08

Finding the Fourth Proportional to 54,402.00, 75,082.22 and 30,530.08

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Solution

The fourth proportional to 54,402.00, 75,082.22 and 30,530.08 is: 42,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,402.00 : 75,082.22 = 30,530.08 : x
  2. Step 2: Convert to fraction form
    54,402.00/75,082.22 = 30,530.08/x
  3. Step 3: Cross multiply
    54,402.00x = 75,082.22 × 30,530.08
  4. Step 4: Simplify right side
    54,402.00x = 2,292,266,030.53
  5. Step 5: Solve for x
    x = 2,292,266,030.53/54,402.00
  6. Step 6: Final answer
    x = 42,135.70

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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.