Home / 207,215.82-284,718.65-164,700.54

Finding the Fourth Proportional to 207,215.82, 284,718.65 and 164,700.54

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Solution

The fourth proportional to 207,215.82, 284,718.65 and 164,700.54 is: 226,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,215.82 : 284,718.65 = 164,700.54 : x
  2. Step 2: Convert to fraction form
    207,215.82/284,718.65 = 164,700.54/x
  3. Step 3: Cross multiply
    207,215.82x = 284,718.65 × 164,700.54
  4. Step 4: Simplify right side
    207,215.82x = 46,893,314,579.57
  5. Step 5: Solve for x
    x = 46,893,314,579.57/207,215.82
  6. Step 6: Final answer
    x = 226,301.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.