Home / 54,957.42-75,842.73-31,083.48

Finding the Fourth Proportional to 54,957.42, 75,842.73 and 31,083.48

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Solution

The fourth proportional to 54,957.42, 75,842.73 and 31,083.48 is: 42,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,957.42 : 75,842.73 = 31,083.48 : x
  2. Step 2: Convert to fraction form
    54,957.42/75,842.73 = 31,083.48/x
  3. Step 3: Cross multiply
    54,957.42x = 75,842.73 × 31,083.48
  4. Step 4: Simplify right side
    54,957.42x = 2,357,455,981.10
  5. Step 5: Solve for x
    x = 2,357,455,981.10/54,957.42
  6. Step 6: Final answer
    x = 42,896.05

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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.