Home / 146,826.48-202,623-79,758.48

Finding the Fourth Proportional to 146,826.48, 202,623 and 79,758.48

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Solution

The fourth proportional to 146,826.48, 202,623 and 79,758.48 is: 110,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,826.48 : 202,623 = 79,758.48 : x
  2. Step 2: Convert to fraction form
    146,826.48/202,623 = 79,758.48/x
  3. Step 3: Cross multiply
    146,826.48x = 202,623 × 79,758.48
  4. Step 4: Simplify right side
    146,826.48x = 16,160,902,493.04
  5. Step 5: Solve for x
    x = 16,160,902,493.04/146,826.48
  6. Step 6: Final answer
    x = 110,068.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.