Home / 217,007.07-325,541.40-67,259.13

Finding the Fourth Proportional to 217,007.07, 325,541.40 and 67,259.13

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Solution

The fourth proportional to 217,007.07, 325,541.40 and 67,259.13 is: 100,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,007.07 : 325,541.40 = 67,259.13 : x
  2. Step 2: Convert to fraction form
    217,007.07/325,541.40 = 67,259.13/x
  3. Step 3: Cross multiply
    217,007.07x = 325,541.40 × 67,259.13
  4. Step 4: Simplify right side
    217,007.07x = 21,895,631,342.98
  5. Step 5: Solve for x
    x = 21,895,631,342.98/217,007.07
  6. Step 6: Final answer
    x = 100,898.24

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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.