Home / 174,774.96-261,598.46-90,418.95

Finding the Fourth Proportional to 174,774.96, 261,598.46 and 90,418.95

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Solution

The fourth proportional to 174,774.96, 261,598.46 and 90,418.95 is: 135,336.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,774.96 : 261,598.46 = 90,418.95 : x
  2. Step 2: Convert to fraction form
    174,774.96/261,598.46 = 90,418.95/x
  3. Step 3: Cross multiply
    174,774.96x = 261,598.46 × 90,418.95
  4. Step 4: Simplify right side
    174,774.96x = 23,653,457,622.72
  5. Step 5: Solve for x
    x = 23,653,457,622.72/174,774.96
  6. Step 6: Final answer
    x = 135,336.65

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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.