Home / 193,219.86-266,592.96-111,528.12

Finding the Fourth Proportional to 193,219.86, 266,592.96 and 111,528.12

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Solution

The fourth proportional to 193,219.86, 266,592.96 and 111,528.12 is: 153,879.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,219.86 : 266,592.96 = 111,528.12 : x
  2. Step 2: Convert to fraction form
    193,219.86/266,592.96 = 111,528.12/x
  3. Step 3: Cross multiply
    193,219.86x = 266,592.96 × 111,528.12
  4. Step 4: Simplify right side
    193,219.86x = 29,732,611,634.04
  5. Step 5: Solve for x
    x = 29,732,611,634.04/193,219.86
  6. Step 6: Final answer
    x = 153,879.69

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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.