Home / 246,986.16-340,856.56-151,479.84

Finding the Fourth Proportional to 246,986.16, 340,856.56 and 151,479.84

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Solution

The fourth proportional to 246,986.16, 340,856.56 and 151,479.84 is: 209,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,986.16 : 340,856.56 = 151,479.84 : x
  2. Step 2: Convert to fraction form
    246,986.16/340,856.56 = 151,479.84/x
  3. Step 3: Cross multiply
    246,986.16x = 340,856.56 × 151,479.84
  4. Step 4: Simplify right side
    246,986.16x = 51,632,897,171.75
  5. Step 5: Solve for x
    x = 51,632,897,171.75/246,986.16
  6. Step 6: Final answer
    x = 209,051.78

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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.