Home / 239,519.40-330,556.47-132,099.63

Finding the Fourth Proportional to 239,519.40, 330,556.47 and 132,099.63

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Solution

The fourth proportional to 239,519.40, 330,556.47 and 132,099.63 is: 182,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,519.40 : 330,556.47 = 132,099.63 : x
  2. Step 2: Convert to fraction form
    239,519.40/330,556.47 = 132,099.63/x
  3. Step 3: Cross multiply
    239,519.40x = 330,556.47 × 132,099.63
  4. Step 4: Simplify right side
    239,519.40x = 43,666,387,381.11
  5. Step 5: Solve for x
    x = 43,666,387,381.11/239,519.40
  6. Step 6: Final answer
    x = 182,308.35

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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.