Home / 217,827.10-326,740.65-164,604.70

Finding the Fourth Proportional to 217,827.10, 326,740.65 and 164,604.70

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Solution

The fourth proportional to 217,827.10, 326,740.65 and 164,604.70 is: 246,907.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,827.10 : 326,740.65 = 164,604.70 : x
  2. Step 2: Convert to fraction form
    217,827.10/326,740.65 = 164,604.70/x
  3. Step 3: Cross multiply
    217,827.10x = 326,740.65 × 164,604.70
  4. Step 4: Simplify right side
    217,827.10x = 53,783,046,671.06
  5. Step 5: Solve for x
    x = 53,783,046,671.06/217,827.10
  6. Step 6: Final answer
    x = 246,907.05

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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.