Home / 165,031.87-227,727.35-93,399.42

Finding the Fourth Proportional to 165,031.87, 227,727.35 and 93,399.42

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Solution

The fourth proportional to 165,031.87, 227,727.35 and 93,399.42 is: 128,881.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,031.87 : 227,727.35 = 93,399.42 : x
  2. Step 2: Convert to fraction form
    165,031.87/227,727.35 = 93,399.42/x
  3. Step 3: Cross multiply
    165,031.87x = 227,727.35 × 93,399.42
  4. Step 4: Simplify right side
    165,031.87x = 21,269,602,408.14
  5. Step 5: Solve for x
    x = 21,269,602,408.14/165,031.87
  6. Step 6: Final answer
    x = 128,881.79

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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.