Home / 151,498.00-209,067.19-83,516.13

Finding the Fourth Proportional to 151,498.00, 209,067.19 and 83,516.13

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Solution

The fourth proportional to 151,498.00, 209,067.19 and 83,516.13 is: 115,252.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,498.00 : 209,067.19 = 83,516.13 : x
  2. Step 2: Convert to fraction form
    151,498.00/209,067.19 = 83,516.13/x
  3. Step 3: Cross multiply
    151,498.00x = 209,067.19 × 83,516.13
  4. Step 4: Simplify right side
    151,498.00x = 17,460,482,409.98
  5. Step 5: Solve for x
    x = 17,460,482,409.98/151,498.00
  6. Step 6: Final answer
    x = 115,252.23

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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.