Home / 109,617.70-164,426.55-39,499.30

Finding the Fourth Proportional to 109,617.70, 164,426.55 and 39,499.30

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Solution

The fourth proportional to 109,617.70, 164,426.55 and 39,499.30 is: 59,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,617.70 : 164,426.55 = 39,499.30 : x
  2. Step 2: Convert to fraction form
    109,617.70/164,426.55 = 39,499.30/x
  3. Step 3: Cross multiply
    109,617.70x = 164,426.55 × 39,499.30
  4. Step 4: Simplify right side
    109,617.70x = 6,494,733,626.42
  5. Step 5: Solve for x
    x = 6,494,733,626.42/109,617.70
  6. Step 6: Final answer
    x = 59,248.95

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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.