Home / 106,602.48-159,889.08-31,734.18

Finding the Fourth Proportional to 106,602.48, 159,889.08 and 31,734.18

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Solution

The fourth proportional to 106,602.48, 159,889.08 and 31,734.18 is: 47,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,602.48 : 159,889.08 = 31,734.18 : x
  2. Step 2: Convert to fraction form
    106,602.48/159,889.08 = 31,734.18/x
  3. Step 3: Cross multiply
    106,602.48x = 159,889.08 × 31,734.18
  4. Step 4: Simplify right side
    106,602.48x = 5,073,948,844.75
  5. Step 5: Solve for x
    x = 5,073,948,844.75/106,602.48
  6. Step 6: Final answer
    x = 47,596.91

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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.