Home / 109,082.07-163,606.68-38,015.49

Finding the Fourth Proportional to 109,082.07, 163,606.68 and 38,015.49

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Solution

The fourth proportional to 109,082.07, 163,606.68 and 38,015.49 is: 57,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,082.07 : 163,606.68 = 38,015.49 : x
  2. Step 2: Convert to fraction form
    109,082.07/163,606.68 = 38,015.49/x
  3. Step 3: Cross multiply
    109,082.07x = 163,606.68 × 38,015.49
  4. Step 4: Simplify right side
    109,082.07x = 6,219,588,107.47
  5. Step 5: Solve for x
    x = 6,219,588,107.47/109,082.07
  6. Step 6: Final answer
    x = 57,017.51

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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.