Home / 170,933.11-256,527.69-64,422.12

Finding the Fourth Proportional to 170,933.11, 256,527.69 and 64,422.12

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Solution

The fourth proportional to 170,933.11, 256,527.69 and 64,422.12 is: 96,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,933.11 : 256,527.69 = 64,422.12 : x
  2. Step 2: Convert to fraction form
    170,933.11/256,527.69 = 64,422.12/x
  3. Step 3: Cross multiply
    170,933.11x = 256,527.69 × 64,422.12
  4. Step 4: Simplify right side
    170,933.11x = 16,526,057,628.50
  5. Step 5: Solve for x
    x = 16,526,057,628.50/170,933.11
  6. Step 6: Final answer
    x = 96,681.43

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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.