Home / 191,828.88-264,720.96-106,943.76

Finding the Fourth Proportional to 191,828.88, 264,720.96 and 106,943.76

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Solution

The fourth proportional to 191,828.88, 264,720.96 and 106,943.76 is: 147,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,828.88 : 264,720.96 = 106,943.76 : x
  2. Step 2: Convert to fraction form
    191,828.88/264,720.96 = 106,943.76/x
  3. Step 3: Cross multiply
    191,828.88x = 264,720.96 × 106,943.76
  4. Step 4: Simplify right side
    191,828.88x = 28,310,254,813.21
  5. Step 5: Solve for x
    x = 28,310,254,813.21/191,828.88
  6. Step 6: Final answer
    x = 147,580.78

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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.