Home / 120,801.33-181,130.45-36,535.95

Finding the Fourth Proportional to 120,801.33, 181,130.45 and 36,535.95

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Solution

The fourth proportional to 120,801.33, 181,130.45 and 36,535.95 is: 54,782.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,801.33 : 181,130.45 = 36,535.95 : x
  2. Step 2: Convert to fraction form
    120,801.33/181,130.45 = 36,535.95/x
  3. Step 3: Cross multiply
    120,801.33x = 181,130.45 × 36,535.95
  4. Step 4: Simplify right side
    120,801.33x = 6,617,772,882.00
  5. Step 5: Solve for x
    x = 6,617,772,882.00/120,801.33
  6. Step 6: Final answer
    x = 54,782.28

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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.