Home / 247,215.87-341,164.58-151,665.84

Finding the Fourth Proportional to 247,215.87, 341,164.58 and 151,665.84

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Solution

The fourth proportional to 247,215.87, 341,164.58 and 151,665.84 is: 209,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,215.87 : 341,164.58 = 151,665.84 : x
  2. Step 2: Convert to fraction form
    247,215.87/341,164.58 = 151,665.84/x
  3. Step 3: Cross multiply
    247,215.87x = 341,164.58 × 151,665.84
  4. Step 4: Simplify right side
    247,215.87x = 51,743,011,845.62
  5. Step 5: Solve for x
    x = 51,743,011,845.62/247,215.87
  6. Step 6: Final answer
    x = 209,302.95

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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.