Home / 39,600.04-54,582.98-31,628.20

Finding the Fourth Proportional to 39,600.04, 54,582.98 and 31,628.20

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Solution

The fourth proportional to 39,600.04, 54,582.98 and 31,628.20 is: 43,594.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,600.04 : 54,582.98 = 31,628.20 : x
  2. Step 2: Convert to fraction form
    39,600.04/54,582.98 = 31,628.20/x
  3. Step 3: Cross multiply
    39,600.04x = 54,582.98 × 31,628.20
  4. Step 4: Simplify right side
    39,600.04x = 1,726,361,408.04
  5. Step 5: Solve for x
    x = 1,726,361,408.04/39,600.04
  6. Step 6: Final answer
    x = 43,594.94

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1.5x scale

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.