Home / 137,568.02-189,844.53-89,793.14

Finding the Fourth Proportional to 137,568.02, 189,844.53 and 89,793.14

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Solution

The fourth proportional to 137,568.02, 189,844.53 and 89,793.14 is: 123,914.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,568.02 : 189,844.53 = 89,793.14 : x
  2. Step 2: Convert to fraction form
    137,568.02/189,844.53 = 89,793.14/x
  3. Step 3: Cross multiply
    137,568.02x = 189,844.53 × 89,793.14
  4. Step 4: Simplify right side
    137,568.02x = 17,046,736,460.52
  5. Step 5: Solve for x
    x = 17,046,736,460.52/137,568.02
  6. Step 6: Final answer
    x = 123,914.97

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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.