Home / 166,328.78-229,535.93-94,709.08

Finding the Fourth Proportional to 166,328.78, 229,535.93 and 94,709.08

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Solution

The fourth proportional to 166,328.78, 229,535.93 and 94,709.08 is: 130,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,328.78 : 229,535.93 = 94,709.08 : x
  2. Step 2: Convert to fraction form
    166,328.78/229,535.93 = 94,709.08/x
  3. Step 3: Cross multiply
    166,328.78x = 229,535.93 × 94,709.08
  4. Step 4: Simplify right side
    166,328.78x = 21,739,135,709.86
  5. Step 5: Solve for x
    x = 21,739,135,709.86/166,328.78
  6. Step 6: Final answer
    x = 130,699.79

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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.