Home / 212,165.03-292,789.82-116,672.38

Finding the Fourth Proportional to 212,165.03, 292,789.82 and 116,672.38

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Solution

The fourth proportional to 212,165.03, 292,789.82 and 116,672.38 is: 161,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,165.03 : 292,789.82 = 116,672.38 : x
  2. Step 2: Convert to fraction form
    212,165.03/292,789.82 = 116,672.38/x
  3. Step 3: Cross multiply
    212,165.03x = 292,789.82 × 116,672.38
  4. Step 4: Simplify right side
    212,165.03x = 34,160,485,139.17
  5. Step 5: Solve for x
    x = 34,160,485,139.17/212,165.03
  6. Step 6: Final answer
    x = 161,009.03

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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.