Home / 161,053.68-222,286.71-93,073.53

Finding the Fourth Proportional to 161,053.68, 222,286.71 and 93,073.53

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Solution

The fourth proportional to 161,053.68, 222,286.71 and 93,073.53 is: 128,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,053.68 : 222,286.71 = 93,073.53 : x
  2. Step 2: Convert to fraction form
    161,053.68/222,286.71 = 93,073.53/x
  3. Step 3: Cross multiply
    161,053.68x = 222,286.71 × 93,073.53
  4. Step 4: Simplify right side
    161,053.68x = 20,689,008,771.79
  5. Step 5: Solve for x
    x = 20,689,008,771.79/161,053.68
  6. Step 6: Final answer
    x = 128,460.33

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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.