Home / 123,933.28-171,014.04-70,206.79

Finding the Fourth Proportional to 123,933.28, 171,014.04 and 70,206.79

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Solution

The fourth proportional to 123,933.28, 171,014.04 and 70,206.79 is: 96,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,933.28 : 171,014.04 = 70,206.79 : x
  2. Step 2: Convert to fraction form
    123,933.28/171,014.04 = 70,206.79/x
  3. Step 3: Cross multiply
    123,933.28x = 171,014.04 × 70,206.79
  4. Step 4: Simplify right side
    123,933.28x = 12,006,346,793.33
  5. Step 5: Solve for x
    x = 12,006,346,793.33/123,933.28
  6. Step 6: Final answer
    x = 96,877.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.