Home / 39,147.84-53,939.52-26,550.72

Finding the Fourth Proportional to 39,147.84, 53,939.52 and 26,550.72

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Solution

The fourth proportional to 39,147.84, 53,939.52 and 26,550.72 is: 36,582.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,147.84 : 53,939.52 = 26,550.72 : x
  2. Step 2: Convert to fraction form
    39,147.84/53,939.52 = 26,550.72/x
  3. Step 3: Cross multiply
    39,147.84x = 53,939.52 × 26,550.72
  4. Step 4: Simplify right side
    39,147.84x = 1,432,133,092.45
  5. Step 5: Solve for x
    x = 1,432,133,092.45/39,147.84
  6. Step 6: Final answer
    x = 36,582.68

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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.