Home / 191,631.96-264,440.70-111,053.16

Finding the Fourth Proportional to 191,631.96, 264,440.70 and 111,053.16

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Solution

The fourth proportional to 191,631.96, 264,440.70 and 111,053.16 is: 153,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,631.96 : 264,440.70 = 111,053.16 : x
  2. Step 2: Convert to fraction form
    191,631.96/264,440.70 = 111,053.16/x
  3. Step 3: Cross multiply
    191,631.96x = 264,440.70 × 111,053.16
  4. Step 4: Simplify right side
    191,631.96x = 29,366,975,367.61
  5. Step 5: Solve for x
    x = 29,366,975,367.61/191,631.96
  6. Step 6: Final answer
    x = 153,246.75

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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.