Home / 132,775.08-199,042.08-66,235.62

Finding the Fourth Proportional to 132,775.08, 199,042.08 and 66,235.62

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Solution

The fourth proportional to 132,775.08, 199,042.08 and 66,235.62 is: 99,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,775.08 : 199,042.08 = 66,235.62 : x
  2. Step 2: Convert to fraction form
    132,775.08/199,042.08 = 66,235.62/x
  3. Step 3: Cross multiply
    132,775.08x = 199,042.08 × 66,235.62
  4. Step 4: Simplify right side
    132,775.08x = 13,183,675,574.89
  5. Step 5: Solve for x
    x = 13,183,675,574.89/132,775.08
  6. Step 6: Final answer
    x = 99,293.30

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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.