Home / 109,080.10-163,611.50-38,952.10

Finding the Fourth Proportional to 109,080.10, 163,611.50 and 38,952.10

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Solution

The fourth proportional to 109,080.10, 163,611.50 and 38,952.10 is: 58,425.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,080.10 : 163,611.50 = 38,952.10 : x
  2. Step 2: Convert to fraction form
    109,080.10/163,611.50 = 38,952.10/x
  3. Step 3: Cross multiply
    109,080.10x = 163,611.50 × 38,952.10
  4. Step 4: Simplify right side
    109,080.10x = 6,373,011,509.15
  5. Step 5: Solve for x
    x = 6,373,011,509.15/109,080.10
  6. Step 6: Final answer
    x = 58,425.06

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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.