Home / 52,326.81-72,209.49-29,667.90

Finding the Fourth Proportional to 52,326.81, 72,209.49 and 29,667.90

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Solution

The fourth proportional to 52,326.81, 72,209.49 and 29,667.90 is: 40,940.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,326.81 : 72,209.49 = 29,667.90 : x
  2. Step 2: Convert to fraction form
    52,326.81/72,209.49 = 29,667.90/x
  3. Step 3: Cross multiply
    52,326.81x = 72,209.49 × 29,667.90
  4. Step 4: Simplify right side
    52,326.81x = 2,142,303,928.37
  5. Step 5: Solve for x
    x = 2,142,303,928.37/52,326.81
  6. Step 6: Final answer
    x = 40,940.85

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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.