Home / 262,215.97-393,326.23-84,723.00

Finding the Fourth Proportional to 262,215.97, 393,326.23 and 84,723.00

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Solution

The fourth proportional to 262,215.97, 393,326.23 and 84,723.00 is: 127,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,215.97 : 393,326.23 = 84,723.00 : x
  2. Step 2: Convert to fraction form
    262,215.97/393,326.23 = 84,723.00/x
  3. Step 3: Cross multiply
    262,215.97x = 393,326.23 × 84,723.00
  4. Step 4: Simplify right side
    262,215.97x = 33,323,776,656.36
  5. Step 5: Solve for x
    x = 33,323,776,656.36/262,215.97
  6. Step 6: Final answer
    x = 127,085.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.