Home / 109,771.12-151,482.17-62,023.44

Finding the Fourth Proportional to 109,771.12, 151,482.17 and 62,023.44

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Solution

The fourth proportional to 109,771.12, 151,482.17 and 62,023.44 is: 85,591.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,771.12 : 151,482.17 = 62,023.44 : x
  2. Step 2: Convert to fraction form
    109,771.12/151,482.17 = 62,023.44/x
  3. Step 3: Cross multiply
    109,771.12x = 151,482.17 × 62,023.44
  4. Step 4: Simplify right side
    109,771.12x = 9,395,444,804.21
  5. Step 5: Solve for x
    x = 9,395,444,804.21/109,771.12
  6. Step 6: Final answer
    x = 85,591.23

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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.