Home / 234,200.50-351,310.47-67,988.50

Finding the Fourth Proportional to 234,200.50, 351,310.47 and 67,988.50

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Solution

The fourth proportional to 234,200.50, 351,310.47 and 67,988.50 is: 101,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,200.50 : 351,310.47 = 67,988.50 : x
  2. Step 2: Convert to fraction form
    234,200.50/351,310.47 = 67,988.50/x
  3. Step 3: Cross multiply
    234,200.50x = 351,310.47 × 67,988.50
  4. Step 4: Simplify right side
    234,200.50x = 23,885,071,889.60
  5. Step 5: Solve for x
    x = 23,885,071,889.60/234,200.50
  6. Step 6: Final answer
    x = 101,985.57

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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.