Home / 98,524.43-147,807.40-31,959.37

Finding the Fourth Proportional to 98,524.43, 147,807.40 and 31,959.37

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Solution

The fourth proportional to 98,524.43, 147,807.40 and 31,959.37 is: 47,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,524.43 : 147,807.40 = 31,959.37 : x
  2. Step 2: Convert to fraction form
    98,524.43/147,807.40 = 31,959.37/x
  3. Step 3: Cross multiply
    98,524.43x = 147,807.40 × 31,959.37
  4. Step 4: Simplify right side
    98,524.43x = 4,723,831,385.34
  5. Step 5: Solve for x
    x = 4,723,831,385.34/98,524.43
  6. Step 6: Final answer
    x = 47,945.79

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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.