Home / 109,103.52-163,655.13-34,230.24

Finding the Fourth Proportional to 109,103.52, 163,655.13 and 34,230.24

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Solution

The fourth proportional to 109,103.52, 163,655.13 and 34,230.24 is: 51,345.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,103.52 : 163,655.13 = 34,230.24 : x
  2. Step 2: Convert to fraction form
    109,103.52/163,655.13 = 34,230.24/x
  3. Step 3: Cross multiply
    109,103.52x = 163,655.13 × 34,230.24
  4. Step 4: Simplify right side
    109,103.52x = 5,601,954,377.13
  5. Step 5: Solve for x
    x = 5,601,954,377.13/109,103.52
  6. Step 6: Final answer
    x = 51,345.31

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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.