Home / 120,761.22-181,193.08-64,586.76

Finding the Fourth Proportional to 120,761.22, 181,193.08 and 64,586.76

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Solution

The fourth proportional to 120,761.22, 181,193.08 and 64,586.76 is: 96,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,761.22 : 181,193.08 = 64,586.76 : x
  2. Step 2: Convert to fraction form
    120,761.22/181,193.08 = 64,586.76/x
  3. Step 3: Cross multiply
    120,761.22x = 181,193.08 × 64,586.76
  4. Step 4: Simplify right side
    120,761.22x = 11,702,673,971.62
  5. Step 5: Solve for x
    x = 11,702,673,971.62/120,761.22
  6. Step 6: Final answer
    x = 96,907.55

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1.5x scale

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.