Home / 166,054.87-229,160.78-94,445.20

Finding the Fourth Proportional to 166,054.87, 229,160.78 and 94,445.20

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Solution

The fourth proportional to 166,054.87, 229,160.78 and 94,445.20 is: 130,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,054.87 : 229,160.78 = 94,445.20 : x
  2. Step 2: Convert to fraction form
    166,054.87/229,160.78 = 94,445.20/x
  3. Step 3: Cross multiply
    166,054.87x = 229,160.78 × 94,445.20
  4. Step 4: Simplify right side
    166,054.87x = 21,643,135,699.26
  5. Step 5: Solve for x
    x = 21,643,135,699.26/166,054.87
  6. Step 6: Final answer
    x = 130,337.25

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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.