Home / 39,808.32-59,633.28-36,542.40

Finding the Fourth Proportional to 39,808.32, 59,633.28 and 36,542.40

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Solution

The fourth proportional to 39,808.32, 59,633.28 and 36,542.40 is: 54,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,808.32 : 59,633.28 = 36,542.40 : x
  2. Step 2: Convert to fraction form
    39,808.32/59,633.28 = 36,542.40/x
  3. Step 3: Cross multiply
    39,808.32x = 59,633.28 × 36,542.40
  4. Step 4: Simplify right side
    39,808.32x = 2,179,143,171.07
  5. Step 5: Solve for x
    x = 2,179,143,171.07/39,808.32
  6. Step 6: Final answer
    x = 54,740.90

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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.