Home / 120,736.50-181,114.74-37,630.50

Finding the Fourth Proportional to 120,736.50, 181,114.74 and 37,630.50

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Solution

The fourth proportional to 120,736.50, 181,114.74 and 37,630.50 is: 56,448.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,736.50 : 181,114.74 = 37,630.50 : x
  2. Step 2: Convert to fraction form
    120,736.50/181,114.74 = 37,630.50/x
  3. Step 3: Cross multiply
    120,736.50x = 181,114.74 × 37,630.50
  4. Step 4: Simplify right side
    120,736.50x = 6,815,438,223.57
  5. Step 5: Solve for x
    x = 6,815,438,223.57/120,736.50
  6. Step 6: Final answer
    x = 56,448.86

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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.