Home / 181,303.07-271,861.14-81,377.60

Finding the Fourth Proportional to 181,303.07, 271,861.14 and 81,377.60

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Solution

The fourth proportional to 181,303.07, 271,861.14 and 81,377.60 is: 122,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,303.07 : 271,861.14 = 81,377.60 : x
  2. Step 2: Convert to fraction form
    181,303.07/271,861.14 = 81,377.60/x
  3. Step 3: Cross multiply
    181,303.07x = 271,861.14 × 81,377.60
  4. Step 4: Simplify right side
    181,303.07x = 22,123,407,106.46
  5. Step 5: Solve for x
    x = 22,123,407,106.46/181,303.07
  6. Step 6: Final answer
    x = 122,024.45

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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.