Home / 197,183.86-272,098.29-112,284.34

Finding the Fourth Proportional to 197,183.86, 272,098.29 and 112,284.34

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Solution

The fourth proportional to 197,183.86, 272,098.29 and 112,284.34 is: 154,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,183.86 : 272,098.29 = 112,284.34 : x
  2. Step 2: Convert to fraction form
    197,183.86/272,098.29 = 112,284.34/x
  3. Step 3: Cross multiply
    197,183.86x = 272,098.29 × 112,284.34
  4. Step 4: Simplify right side
    197,183.86x = 30,552,376,907.78
  5. Step 5: Solve for x
    x = 30,552,376,907.78/197,183.86
  6. Step 6: Final answer
    x = 154,943.60

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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.