Home / 217,329.90-325,557.45-146,471.10

Finding the Fourth Proportional to 217,329.90, 325,557.45 and 146,471.10

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Solution

The fourth proportional to 217,329.90, 325,557.45 and 146,471.10 is: 219,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,329.90 : 325,557.45 = 146,471.10 : x
  2. Step 2: Convert to fraction form
    217,329.90/325,557.45 = 146,471.10/x
  3. Step 3: Cross multiply
    217,329.90x = 325,557.45 × 146,471.10
  4. Step 4: Simplify right side
    217,329.90x = 47,684,757,814.70
  5. Step 5: Solve for x
    x = 47,684,757,814.70/217,329.90
  6. Step 6: Final answer
    x = 219,411.86

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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.