Home / 291,177.65-401,824.98-163,853.36

Finding the Fourth Proportional to 291,177.65, 401,824.98 and 163,853.36

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Solution

The fourth proportional to 291,177.65, 401,824.98 and 163,853.36 is: 226,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,177.65 : 401,824.98 = 163,853.36 : x
  2. Step 2: Convert to fraction form
    291,177.65/401,824.98 = 163,853.36/x
  3. Step 3: Cross multiply
    291,177.65x = 401,824.98 × 163,853.36
  4. Step 4: Simplify right side
    291,177.65x = 65,840,373,104.93
  5. Step 5: Solve for x
    x = 65,840,373,104.93/291,177.65
  6. Step 6: Final answer
    x = 226,117.54

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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.