Home / 120,738.76-181,108.13-41,852.97

Finding the Fourth Proportional to 120,738.76, 181,108.13 and 41,852.97

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Solution

The fourth proportional to 120,738.76, 181,108.13 and 41,852.97 is: 62,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,738.76 : 181,108.13 = 41,852.97 : x
  2. Step 2: Convert to fraction form
    120,738.76/181,108.13 = 41,852.97/x
  3. Step 3: Cross multiply
    120,738.76x = 181,108.13 × 41,852.97
  4. Step 4: Simplify right side
    120,738.76x = 7,579,912,922.38
  5. Step 5: Solve for x
    x = 7,579,912,922.38/120,738.76
  6. Step 6: Final answer
    x = 62,779.45

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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.