Home / 134,620.45-202,094.70-68,026.30

Finding the Fourth Proportional to 134,620.45, 202,094.70 and 68,026.30

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Solution

The fourth proportional to 134,620.45, 202,094.70 and 68,026.30 is: 102,122.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,620.45 : 202,094.70 = 68,026.30 : x
  2. Step 2: Convert to fraction form
    134,620.45/202,094.70 = 68,026.30/x
  3. Step 3: Cross multiply
    134,620.45x = 202,094.70 × 68,026.30
  4. Step 4: Simplify right side
    134,620.45x = 13,747,754,690.61
  5. Step 5: Solve for x
    x = 13,747,754,690.61/134,620.45
  6. Step 6: Final answer
    x = 102,122.33

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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.