Home / 217,063.32-326,095.52-208,095.36

Finding the Fourth Proportional to 217,063.32, 326,095.52 and 208,095.36

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Solution

The fourth proportional to 217,063.32, 326,095.52 and 208,095.36 is: 312,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,063.32 : 326,095.52 = 208,095.36 : x
  2. Step 2: Convert to fraction form
    217,063.32/326,095.52 = 208,095.36/x
  3. Step 3: Cross multiply
    217,063.32x = 326,095.52 × 208,095.36
  4. Step 4: Simplify right side
    217,063.32x = 67,858,964,628.79
  5. Step 5: Solve for x
    x = 67,858,964,628.79/217,063.32
  6. Step 6: Final answer
    x = 312,622.90

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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.