Home / 110,849.42-152,979.91-63,102.75

Finding the Fourth Proportional to 110,849.42, 152,979.91 and 63,102.75

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Solution

The fourth proportional to 110,849.42, 152,979.91 and 63,102.75 is: 87,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,849.42 : 152,979.91 = 63,102.75 : x
  2. Step 2: Convert to fraction form
    110,849.42/152,979.91 = 63,102.75/x
  3. Step 3: Cross multiply
    110,849.42x = 152,979.91 × 63,102.75
  4. Step 4: Simplify right side
    110,849.42x = 9,653,453,015.75
  5. Step 5: Solve for x
    x = 9,653,453,015.75/110,849.42
  6. Step 6: Final answer
    x = 87,086.19

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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.