Home / 197,479.24-272,520.90-108,055.24

Finding the Fourth Proportional to 197,479.24, 272,520.90 and 108,055.24

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Solution

The fourth proportional to 197,479.24, 272,520.90 and 108,055.24 is: 149,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,479.24 : 272,520.90 = 108,055.24 : x
  2. Step 2: Convert to fraction form
    197,479.24/272,520.90 = 108,055.24/x
  3. Step 3: Cross multiply
    197,479.24x = 272,520.90 × 108,055.24
  4. Step 4: Simplify right side
    197,479.24x = 29,447,311,254.52
  5. Step 5: Solve for x
    x = 29,447,311,254.52/197,479.24
  6. Step 6: Final answer
    x = 149,115.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.