Home / 54,744.94-75,547.71-30,871.81

Finding the Fourth Proportional to 54,744.94, 75,547.71 and 30,871.81

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Solution

The fourth proportional to 54,744.94, 75,547.71 and 30,871.81 is: 42,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,744.94 : 75,547.71 = 30,871.81 : x
  2. Step 2: Convert to fraction form
    54,744.94/75,547.71 = 30,871.81/x
  3. Step 3: Cross multiply
    54,744.94x = 75,547.71 × 30,871.81
  4. Step 4: Simplify right side
    54,744.94x = 2,332,294,549.06
  5. Step 5: Solve for x
    x = 2,332,294,549.06/54,744.94
  6. Step 6: Final answer
    x = 42,602.92

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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.