Home / 39,282.47-53,856.33-38,571.69

Finding the Fourth Proportional to 39,282.47, 53,856.33 and 38,571.69

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Solution

The fourth proportional to 39,282.47, 53,856.33 and 38,571.69 is: 52,881.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,282.47 : 53,856.33 = 38,571.69 : x
  2. Step 2: Convert to fraction form
    39,282.47/53,856.33 = 38,571.69/x
  3. Step 3: Cross multiply
    39,282.47x = 53,856.33 × 38,571.69
  4. Step 4: Simplify right side
    39,282.47x = 2,077,329,665.30
  5. Step 5: Solve for x
    x = 2,077,329,665.30/39,282.47
  6. Step 6: Final answer
    x = 52,881.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.