Home / 191,574.16-264,331.89-110,996.78

Finding the Fourth Proportional to 191,574.16, 264,331.89 and 110,996.78

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Solution

The fourth proportional to 191,574.16, 264,331.89 and 110,996.78 is: 153,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,574.16 : 264,331.89 = 110,996.78 : x
  2. Step 2: Convert to fraction form
    191,574.16/264,331.89 = 110,996.78/x
  3. Step 3: Cross multiply
    191,574.16x = 264,331.89 × 110,996.78
  4. Step 4: Simplify right side
    191,574.16x = 29,339,987,319.65
  5. Step 5: Solve for x
    x = 29,339,987,319.65/191,574.16
  6. Step 6: Final answer
    x = 153,152.11

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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.