Home / 191,908.31-264,829.22-105,867.36

Finding the Fourth Proportional to 191,908.31, 264,829.22 and 105,867.36

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Solution

The fourth proportional to 191,908.31, 264,829.22 and 105,867.36 is: 146,094.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,908.31 : 264,829.22 = 105,867.36 : x
  2. Step 2: Convert to fraction form
    191,908.31/264,829.22 = 105,867.36/x
  3. Step 3: Cross multiply
    191,908.31x = 264,829.22 × 105,867.36
  4. Step 4: Simplify right side
    191,908.31x = 28,036,768,849.81
  5. Step 5: Solve for x
    x = 28,036,768,849.81/191,908.31
  6. Step 6: Final answer
    x = 146,094.61

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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.