Home / 191,765.14-264,637.20-106,887.76

Finding the Fourth Proportional to 191,765.14, 264,637.20 and 106,887.76

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Solution

The fourth proportional to 191,765.14, 264,637.20 and 106,887.76 is: 147,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,765.14 : 264,637.20 = 106,887.76 : x
  2. Step 2: Convert to fraction form
    191,765.14/264,637.20 = 106,887.76/x
  3. Step 3: Cross multiply
    191,765.14x = 264,637.20 × 106,887.76
  4. Step 4: Simplify right side
    191,765.14x = 28,286,477,520.67
  5. Step 5: Solve for x
    x = 28,286,477,520.67/191,765.14
  6. Step 6: Final answer
    x = 147,505.84

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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.