Home / 197,553.50-272,623.81-106,909.46

Finding the Fourth Proportional to 197,553.50, 272,623.81 and 106,909.46

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Solution

The fourth proportional to 197,553.50, 272,623.81 and 106,909.46 is: 147,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,553.50 : 272,623.81 = 106,909.46 : x
  2. Step 2: Convert to fraction form
    197,553.50/272,623.81 = 106,909.46/x
  3. Step 3: Cross multiply
    197,553.50x = 272,623.81 × 106,909.46
  4. Step 4: Simplify right side
    197,553.50x = 29,146,064,669.40
  5. Step 5: Solve for x
    x = 29,146,064,669.40/197,553.50
  6. Step 6: Final answer
    x = 147,535.05

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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.