Home / 197,220.18-272,388.33-132,577.17

Finding the Fourth Proportional to 197,220.18, 272,388.33 and 132,577.17

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Solution

The fourth proportional to 197,220.18, 272,388.33 and 132,577.17 is: 183,107.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,220.18 : 272,388.33 = 132,577.17 : x
  2. Step 2: Convert to fraction form
    197,220.18/272,388.33 = 132,577.17/x
  3. Step 3: Cross multiply
    197,220.18x = 272,388.33 × 132,577.17
  4. Step 4: Simplify right side
    197,220.18x = 36,112,473,932.43
  5. Step 5: Solve for x
    x = 36,112,473,932.43/197,220.18
  6. Step 6: Final answer
    x = 183,107.40

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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.