Home / 191,551.06-264,380.43-115,073.74

Finding the Fourth Proportional to 191,551.06, 264,380.43 and 115,073.74

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Solution

The fourth proportional to 191,551.06, 264,380.43 and 115,073.74 is: 158,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,551.06 : 264,380.43 = 115,073.74 : x
  2. Step 2: Convert to fraction form
    191,551.06/264,380.43 = 115,073.74/x
  3. Step 3: Cross multiply
    191,551.06x = 264,380.43 × 115,073.74
  4. Step 4: Simplify right side
    191,551.06x = 30,423,244,862.91
  5. Step 5: Solve for x
    x = 30,423,244,862.91/191,551.06
  6. Step 6: Final answer
    x = 158,825.77

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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.