Home / 110,998.64-153,178.20-60,697.76

Finding the Fourth Proportional to 110,998.64, 153,178.20 and 60,697.76

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Solution

The fourth proportional to 110,998.64, 153,178.20 and 60,697.76 is: 83,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,998.64 : 153,178.20 = 60,697.76 : x
  2. Step 2: Convert to fraction form
    110,998.64/153,178.20 = 60,697.76/x
  3. Step 3: Cross multiply
    110,998.64x = 153,178.20 × 60,697.76
  4. Step 4: Simplify right side
    110,998.64x = 9,297,573,620.83
  5. Step 5: Solve for x
    x = 9,297,573,620.83/110,998.64
  6. Step 6: Final answer
    x = 83,762.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.