Home / 75,224.16-112,836.38-19,064.25

Finding the Fourth Proportional to 75,224.16, 112,836.38 and 19,064.25

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Solution

The fourth proportional to 75,224.16, 112,836.38 and 19,064.25 is: 28,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,224.16 : 112,836.38 = 19,064.25 : x
  2. Step 2: Convert to fraction form
    75,224.16/112,836.38 = 19,064.25/x
  3. Step 3: Cross multiply
    75,224.16x = 112,836.38 × 19,064.25
  4. Step 4: Simplify right side
    75,224.16x = 2,151,140,862.09
  5. Step 5: Solve for x
    x = 2,151,140,862.09/75,224.16
  6. Step 6: Final answer
    x = 28,596.41

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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.