Home / 39,182.58-58,643.88-35,680.65

Finding the Fourth Proportional to 39,182.58, 58,643.88 and 35,680.65

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Solution

The fourth proportional to 39,182.58, 58,643.88 and 35,680.65 is: 53,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.58 : 58,643.88 = 35,680.65 : x
  2. Step 2: Convert to fraction form
    39,182.58/58,643.88 = 35,680.65/x
  3. Step 3: Cross multiply
    39,182.58x = 58,643.88 × 35,680.65
  4. Step 4: Simplify right side
    39,182.58x = 2,092,451,756.92
  5. Step 5: Solve for x
    x = 2,092,451,756.92/39,182.58
  6. Step 6: Final answer
    x = 53,402.60

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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.