Home / 182,920.78-252,431.40-102,353.59

Finding the Fourth Proportional to 182,920.78, 252,431.40 and 102,353.59

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Solution

The fourth proportional to 182,920.78, 252,431.40 and 102,353.59 is: 141,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,920.78 : 252,431.40 = 102,353.59 : x
  2. Step 2: Convert to fraction form
    182,920.78/252,431.40 = 102,353.59/x
  3. Step 3: Cross multiply
    182,920.78x = 252,431.40 × 102,353.59
  4. Step 4: Simplify right side
    182,920.78x = 25,837,260,018.73
  5. Step 5: Solve for x
    x = 25,837,260,018.73/182,920.78
  6. Step 6: Final answer
    x = 141,248.36

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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.