Home / 100,854.08-151,194.72-38,568.32

Finding the Fourth Proportional to 100,854.08, 151,194.72 and 38,568.32

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Solution

The fourth proportional to 100,854.08, 151,194.72 and 38,568.32 is: 57,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,854.08 : 151,194.72 = 38,568.32 : x
  2. Step 2: Convert to fraction form
    100,854.08/151,194.72 = 38,568.32/x
  3. Step 3: Cross multiply
    100,854.08x = 151,194.72 × 38,568.32
  4. Step 4: Simplify right side
    100,854.08x = 5,831,326,343.27
  5. Step 5: Solve for x
    x = 5,831,326,343.27/100,854.08
  6. Step 6: Final answer
    x = 57,819.44

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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.