Home / 189,335.54-284,001.04-54,402.94

Finding the Fourth Proportional to 189,335.54, 284,001.04 and 54,402.94

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Solution

The fourth proportional to 189,335.54, 284,001.04 and 54,402.94 is: 81,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,335.54 : 284,001.04 = 54,402.94 : x
  2. Step 2: Convert to fraction form
    189,335.54/284,001.04 = 54,402.94/x
  3. Step 3: Cross multiply
    189,335.54x = 284,001.04 × 54,402.94
  4. Step 4: Simplify right side
    189,335.54x = 15,450,491,656.05
  5. Step 5: Solve for x
    x = 15,450,491,656.05/189,335.54
  6. Step 6: Final answer
    x = 81,603.76

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1.5x scale

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.