Home / 135,441.48-186,816.38-92,926.20

Finding the Fourth Proportional to 135,441.48, 186,816.38 and 92,926.20

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Solution

The fourth proportional to 135,441.48, 186,816.38 and 92,926.20 is: 128,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,441.48 : 186,816.38 = 92,926.20 : x
  2. Step 2: Convert to fraction form
    135,441.48/186,816.38 = 92,926.20/x
  3. Step 3: Cross multiply
    135,441.48x = 186,816.38 × 92,926.20
  4. Step 4: Simplify right side
    135,441.48x = 17,360,135,826.53
  5. Step 5: Solve for x
    x = 17,360,135,826.53/135,441.48
  6. Step 6: Final answer
    x = 128,174.44

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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.