Home / 109,023.70-163,535.55-56,449.30

Finding the Fourth Proportional to 109,023.70, 163,535.55 and 56,449.30

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Solution

The fourth proportional to 109,023.70, 163,535.55 and 56,449.30 is: 84,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,023.70 : 163,535.55 = 56,449.30 : x
  2. Step 2: Convert to fraction form
    109,023.70/163,535.55 = 56,449.30/x
  3. Step 3: Cross multiply
    109,023.70x = 163,535.55 × 56,449.30
  4. Step 4: Simplify right side
    109,023.70x = 9,231,467,322.62
  5. Step 5: Solve for x
    x = 9,231,467,322.62/109,023.70
  6. Step 6: Final answer
    x = 84,673.95

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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.