Home / 109,030.11-163,540.26-38,002.83

Finding the Fourth Proportional to 109,030.11, 163,540.26 and 38,002.83

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Solution

The fourth proportional to 109,030.11, 163,540.26 and 38,002.83 is: 57,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,030.11 : 163,540.26 = 38,002.83 : x
  2. Step 2: Convert to fraction form
    109,030.11/163,540.26 = 38,002.83/x
  3. Step 3: Cross multiply
    109,030.11x = 163,540.26 × 38,002.83
  4. Step 4: Simplify right side
    109,030.11x = 6,214,992,698.94
  5. Step 5: Solve for x
    x = 6,214,992,698.94/109,030.11
  6. Step 6: Final answer
    x = 57,002.54

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1.5x scale

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.