Home / 38,933.54-53,612.36-36,107.72

Finding the Fourth Proportional to 38,933.54, 53,612.36 and 36,107.72

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Solution

The fourth proportional to 38,933.54, 53,612.36 and 36,107.72 is: 49,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,933.54 : 53,612.36 = 36,107.72 : x
  2. Step 2: Convert to fraction form
    38,933.54/53,612.36 = 36,107.72/x
  3. Step 3: Cross multiply
    38,933.54x = 53,612.36 × 36,107.72
  4. Step 4: Simplify right side
    38,933.54x = 1,935,820,023.59
  5. Step 5: Solve for x
    x = 1,935,820,023.59/38,933.54
  6. Step 6: Final answer
    x = 49,721.15

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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.