Home / 181,818.70-272,427.33-92,949.95

Finding the Fourth Proportional to 181,818.70, 272,427.33 and 92,949.95

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Solution

The fourth proportional to 181,818.70, 272,427.33 and 92,949.95 is: 139,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,818.70 : 272,427.33 = 92,949.95 : x
  2. Step 2: Convert to fraction form
    181,818.70/272,427.33 = 92,949.95/x
  3. Step 3: Cross multiply
    181,818.70x = 272,427.33 × 92,949.95
  4. Step 4: Simplify right side
    181,818.70x = 25,322,107,731.76
  5. Step 5: Solve for x
    x = 25,322,107,731.76/181,818.70
  6. Step 6: Final answer
    x = 139,271.20

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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.