Home / 97,893.90-146,818.71-45,274.50

Finding the Fourth Proportional to 97,893.90, 146,818.71 and 45,274.50

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Solution

The fourth proportional to 97,893.90, 146,818.71 and 45,274.50 is: 67,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,893.90 : 146,818.71 = 45,274.50 : x
  2. Step 2: Convert to fraction form
    97,893.90/146,818.71 = 45,274.50/x
  3. Step 3: Cross multiply
    97,893.90x = 146,818.71 × 45,274.50
  4. Step 4: Simplify right side
    97,893.90x = 6,647,143,685.90
  5. Step 5: Solve for x
    x = 6,647,143,685.90/97,893.90
  6. Step 6: Final answer
    x = 67,901.51

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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.