Home / 131,101.06-196,472.13-99,053.77

Finding the Fourth Proportional to 131,101.06, 196,472.13 and 99,053.77

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Solution

The fourth proportional to 131,101.06, 196,472.13 and 99,053.77 is: 148,445.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,101.06 : 196,472.13 = 99,053.77 : x
  2. Step 2: Convert to fraction form
    131,101.06/196,472.13 = 99,053.77/x
  3. Step 3: Cross multiply
    131,101.06x = 196,472.13 × 99,053.77
  4. Step 4: Simplify right side
    131,101.06x = 19,461,305,176.43
  5. Step 5: Solve for x
    x = 19,461,305,176.43/131,101.06
  6. Step 6: Final answer
    x = 148,445.06

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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.