Home / 216,595.16-324,901.97-66,832.14

Finding the Fourth Proportional to 216,595.16, 324,901.97 and 66,832.14

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Solution

The fourth proportional to 216,595.16, 324,901.97 and 66,832.14 is: 100,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,595.16 : 324,901.97 = 66,832.14 : x
  2. Step 2: Convert to fraction form
    216,595.16/324,901.97 = 66,832.14/x
  3. Step 3: Cross multiply
    216,595.16x = 324,901.97 × 66,832.14
  4. Step 4: Simplify right side
    216,595.16x = 21,713,893,252.58
  5. Step 5: Solve for x
    x = 21,713,893,252.58/216,595.16
  6. Step 6: Final answer
    x = 100,251.05

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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.