Home / 120,774.09-181,167.48-36,532.11

Finding the Fourth Proportional to 120,774.09, 181,167.48 and 36,532.11

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Solution

The fourth proportional to 120,774.09, 181,167.48 and 36,532.11 is: 54,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,774.09 : 181,167.48 = 36,532.11 : x
  2. Step 2: Convert to fraction form
    120,774.09/181,167.48 = 36,532.11/x
  3. Step 3: Cross multiply
    120,774.09x = 181,167.48 × 36,532.11
  4. Step 4: Simplify right side
    120,774.09x = 6,618,429,491.41
  5. Step 5: Solve for x
    x = 6,618,429,491.41/120,774.09
  6. Step 6: Final answer
    x = 54,800.08

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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.