Home / 120,259.33-180,338.24-36,031.47

Finding the Fourth Proportional to 120,259.33, 180,338.24 and 36,031.47

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Solution

The fourth proportional to 120,259.33, 180,338.24 and 36,031.47 is: 54,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,259.33 : 180,338.24 = 36,031.47 : x
  2. Step 2: Convert to fraction form
    120,259.33/180,338.24 = 36,031.47/x
  3. Step 3: Cross multiply
    120,259.33x = 180,338.24 × 36,031.47
  4. Step 4: Simplify right side
    120,259.33x = 6,497,851,884.41
  5. Step 5: Solve for x
    x = 6,497,851,884.41/120,259.33
  6. Step 6: Final answer
    x = 54,032.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.