Home / 189,383.16-284,074.74-64,725.24

Finding the Fourth Proportional to 189,383.16, 284,074.74 and 64,725.24

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Solution

The fourth proportional to 189,383.16, 284,074.74 and 64,725.24 is: 97,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,383.16 : 284,074.74 = 64,725.24 : x
  2. Step 2: Convert to fraction form
    189,383.16/284,074.74 = 64,725.24/x
  3. Step 3: Cross multiply
    189,383.16x = 284,074.74 × 64,725.24
  4. Step 4: Simplify right side
    189,383.16x = 18,386,805,724.44
  5. Step 5: Solve for x
    x = 18,386,805,724.44/189,383.16
  6. Step 6: Final answer
    x = 97,087.86

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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.