Home / 191,972.43-264,856.64-116,506.35

Finding the Fourth Proportional to 191,972.43, 264,856.64 and 116,506.35

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Solution

The fourth proportional to 191,972.43, 264,856.64 and 116,506.35 is: 160,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,972.43 : 264,856.64 = 116,506.35 : x
  2. Step 2: Convert to fraction form
    191,972.43/264,856.64 = 116,506.35/x
  3. Step 3: Cross multiply
    191,972.43x = 264,856.64 × 116,506.35
  4. Step 4: Simplify right side
    191,972.43x = 30,857,479,817.13
  5. Step 5: Solve for x
    x = 30,857,479,817.13/191,972.43
  6. Step 6: Final answer
    x = 160,739.12

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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.