Home / 263,981.77-364,595.54-178,951.21

Finding the Fourth Proportional to 263,981.77, 364,595.54 and 178,951.21

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Solution

The fourth proportional to 263,981.77, 364,595.54 and 178,951.21 is: 247,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,981.77 : 364,595.54 = 178,951.21 : x
  2. Step 2: Convert to fraction form
    263,981.77/364,595.54 = 178,951.21/x
  3. Step 3: Cross multiply
    263,981.77x = 364,595.54 × 178,951.21
  4. Step 4: Simplify right side
    263,981.77x = 65,244,811,237.36
  5. Step 5: Solve for x
    x = 65,244,811,237.36/263,981.77
  6. Step 6: Final answer
    x = 247,156.51

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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.