Home / 191,040.65-263,623.29-104,997.77

Finding the Fourth Proportional to 191,040.65, 263,623.29 and 104,997.77

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Solution

The fourth proportional to 191,040.65, 263,623.29 and 104,997.77 is: 144,889.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,040.65 : 263,623.29 = 104,997.77 : x
  2. Step 2: Convert to fraction form
    191,040.65/263,623.29 = 104,997.77/x
  3. Step 3: Cross multiply
    191,040.65x = 263,623.29 × 104,997.77
  4. Step 4: Simplify right side
    191,040.65x = 27,679,857,570.06
  5. Step 5: Solve for x
    x = 27,679,857,570.06/191,040.65
  6. Step 6: Final answer
    x = 144,889.88

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1.5x scale

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.