Home / 109,594.11-151,191.81-64,249.14

Finding the Fourth Proportional to 109,594.11, 151,191.81 and 64,249.14

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Solution

The fourth proportional to 109,594.11, 151,191.81 and 64,249.14 is: 88,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,594.11 : 151,191.81 = 64,249.14 : x
  2. Step 2: Convert to fraction form
    109,594.11/151,191.81 = 64,249.14/x
  3. Step 3: Cross multiply
    109,594.11x = 151,191.81 × 64,249.14
  4. Step 4: Simplify right side
    109,594.11x = 9,713,943,767.54
  5. Step 5: Solve for x
    x = 9,713,943,767.54/109,594.11
  6. Step 6: Final answer
    x = 88,635.64

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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.