Home / 54,277.95-74,904.35-31,616.36

Finding the Fourth Proportional to 54,277.95, 74,904.35 and 31,616.36

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Solution

The fourth proportional to 54,277.95, 74,904.35 and 31,616.36 is: 43,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,277.95 : 74,904.35 = 31,616.36 : x
  2. Step 2: Convert to fraction form
    54,277.95/74,904.35 = 31,616.36/x
  3. Step 3: Cross multiply
    54,277.95x = 74,904.35 × 31,616.36
  4. Step 4: Simplify right side
    54,277.95x = 2,368,202,895.17
  5. Step 5: Solve for x
    x = 2,368,202,895.17/54,277.95
  6. Step 6: Final answer
    x = 43,631.03

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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.