Home / 132,906.36-199,325.31-39,390.24

Finding the Fourth Proportional to 132,906.36, 199,325.31 and 39,390.24

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Solution

The fourth proportional to 132,906.36, 199,325.31 and 39,390.24 is: 59,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,906.36 : 199,325.31 = 39,390.24 : x
  2. Step 2: Convert to fraction form
    132,906.36/199,325.31 = 39,390.24/x
  3. Step 3: Cross multiply
    132,906.36x = 199,325.31 × 39,390.24
  4. Step 4: Simplify right side
    132,906.36x = 7,851,471,798.97
  5. Step 5: Solve for x
    x = 7,851,471,798.97/132,906.36
  6. Step 6: Final answer
    x = 59,075.22

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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.