Home / 193,225.20-289,837.80-88,249.20

Finding the Fourth Proportional to 193,225.20, 289,837.80 and 88,249.20

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Solution

The fourth proportional to 193,225.20, 289,837.80 and 88,249.20 is: 132,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,225.20 : 289,837.80 = 88,249.20 : x
  2. Step 2: Convert to fraction form
    193,225.20/289,837.80 = 88,249.20/x
  3. Step 3: Cross multiply
    193,225.20x = 289,837.80 × 88,249.20
  4. Step 4: Simplify right side
    193,225.20x = 25,577,953,979.76
  5. Step 5: Solve for x
    x = 25,577,953,979.76/193,225.20
  6. Step 6: Final answer
    x = 132,373.80

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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.