Home / 291,486.49-402,252.19-169,002.64

Finding the Fourth Proportional to 291,486.49, 402,252.19 and 169,002.64

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Solution

The fourth proportional to 291,486.49, 402,252.19 and 169,002.64 is: 233,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,486.49 : 402,252.19 = 169,002.64 : x
  2. Step 2: Convert to fraction form
    291,486.49/402,252.19 = 169,002.64/x
  3. Step 3: Cross multiply
    291,486.49x = 402,252.19 × 169,002.64
  4. Step 4: Simplify right side
    291,486.49x = 67,981,682,055.78
  5. Step 5: Solve for x
    x = 67,981,682,055.78/291,486.49
  6. Step 6: Final answer
    x = 233,224.13

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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.