Home / 425,979.14-587,847.92-235,000.58

Finding the Fourth Proportional to 425,979.14, 587,847.92 and 235,000.58

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Solution

The fourth proportional to 425,979.14, 587,847.92 and 235,000.58 is: 324,298.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,979.14 : 587,847.92 = 235,000.58 : x
  2. Step 2: Convert to fraction form
    425,979.14/587,847.92 = 235,000.58/x
  3. Step 3: Cross multiply
    425,979.14x = 587,847.92 × 235,000.58
  4. Step 4: Simplify right side
    425,979.14x = 138,144,602,151.79
  5. Step 5: Solve for x
    x = 138,144,602,151.79/425,979.14
  6. Step 6: Final answer
    x = 324,298.98

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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.