Home / 229,582.25-344,376.87-87,435.42

Finding the Fourth Proportional to 229,582.25, 344,376.87 and 87,435.42

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Solution

The fourth proportional to 229,582.25, 344,376.87 and 87,435.42 is: 131,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,582.25 : 344,376.87 = 87,435.42 : x
  2. Step 2: Convert to fraction form
    229,582.25/344,376.87 = 87,435.42/x
  3. Step 3: Cross multiply
    229,582.25x = 344,376.87 × 87,435.42
  4. Step 4: Simplify right side
    229,582.25x = 30,110,736,594.62
  5. Step 5: Solve for x
    x = 30,110,736,594.62/229,582.25
  6. Step 6: Final answer
    x = 131,154.47

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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.