Home / 54,965.66-75,851.16-30,435.62

Finding the Fourth Proportional to 54,965.66, 75,851.16 and 30,435.62

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Solution

The fourth proportional to 54,965.66, 75,851.16 and 30,435.62 is: 42,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,965.66 : 75,851.16 = 30,435.62 : x
  2. Step 2: Convert to fraction form
    54,965.66/75,851.16 = 30,435.62/x
  3. Step 3: Cross multiply
    54,965.66x = 75,851.16 × 30,435.62
  4. Step 4: Simplify right side
    54,965.66x = 2,308,577,082.32
  5. Step 5: Solve for x
    x = 2,308,577,082.32/54,965.66
  6. Step 6: Final answer
    x = 42,000.35

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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.