Home / 67,001.84-100,517.34-20,253.50

Finding the Fourth Proportional to 67,001.84, 100,517.34 and 20,253.50

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Solution

The fourth proportional to 67,001.84, 100,517.34 and 20,253.50 is: 30,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,001.84 : 100,517.34 = 20,253.50 : x
  2. Step 2: Convert to fraction form
    67,001.84/100,517.34 = 20,253.50/x
  3. Step 3: Cross multiply
    67,001.84x = 100,517.34 × 20,253.50
  4. Step 4: Simplify right side
    67,001.84x = 2,035,827,945.69
  5. Step 5: Solve for x
    x = 2,035,827,945.69/67,001.84
  6. Step 6: Final answer
    x = 30,384.66

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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.