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Finding the Fourth Proportional to 161,177.59, 222,368.25 and 92,216.69

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Solution

The fourth proportional to 161,177.59, 222,368.25 and 92,216.69 is: 127,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,177.59 : 222,368.25 = 92,216.69 : x
  2. Step 2: Convert to fraction form
    161,177.59/222,368.25 = 92,216.69/x
  3. Step 3: Cross multiply
    161,177.59x = 222,368.25 × 92,216.69
  4. Step 4: Simplify right side
    161,177.59x = 20,506,063,976.09
  5. Step 5: Solve for x
    x = 20,506,063,976.09/161,177.59
  6. Step 6: Final answer
    x = 127,226.52

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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.