Home / 55,973.97-83,960.96-38,390.49

Finding the Fourth Proportional to 55,973.97, 83,960.96 and 38,390.49

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Solution

The fourth proportional to 55,973.97, 83,960.96 and 38,390.49 is: 57,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,973.97 : 83,960.96 = 38,390.49 : x
  2. Step 2: Convert to fraction form
    55,973.97/83,960.96 = 38,390.49/x
  3. Step 3: Cross multiply
    55,973.97x = 83,960.96 × 38,390.49
  4. Step 4: Simplify right side
    55,973.97x = 3,223,302,203.32
  5. Step 5: Solve for x
    x = 3,223,302,203.32/55,973.97
  6. Step 6: Final answer
    x = 57,585.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.