Home / 127,869.14-191,669.94-43,599.76

Finding the Fourth Proportional to 127,869.14, 191,669.94 and 43,599.76

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Solution

The fourth proportional to 127,869.14, 191,669.94 and 43,599.76 is: 65,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,869.14 : 191,669.94 = 43,599.76 : x
  2. Step 2: Convert to fraction form
    127,869.14/191,669.94 = 43,599.76/x
  3. Step 3: Cross multiply
    127,869.14x = 191,669.94 × 43,599.76
  4. Step 4: Simplify right side
    127,869.14x = 8,356,763,383.21
  5. Step 5: Solve for x
    x = 8,356,763,383.21/127,869.14
  6. Step 6: Final answer
    x = 65,354.03

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1.5x scale

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.