Home / 102,879.02-154,336.96-36,357.77

Finding the Fourth Proportional to 102,879.02, 154,336.96 and 36,357.77

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Solution

The fourth proportional to 102,879.02, 154,336.96 and 36,357.77 is: 54,543.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,879.02 : 154,336.96 = 36,357.77 : x
  2. Step 2: Convert to fraction form
    102,879.02/154,336.96 = 36,357.77/x
  3. Step 3: Cross multiply
    102,879.02x = 154,336.96 × 36,357.77
  4. Step 4: Simplify right side
    102,879.02x = 5,611,347,694.18
  5. Step 5: Solve for x
    x = 5,611,347,694.18/102,879.02
  6. Step 6: Final answer
    x = 54,543.17

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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.