Home / 132,907.86-199,327.56-39,391.74

Finding the Fourth Proportional to 132,907.86, 199,327.56 and 39,391.74

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Solution

The fourth proportional to 132,907.86, 199,327.56 and 39,391.74 is: 59,077.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,907.86 : 199,327.56 = 39,391.74 : x
  2. Step 2: Convert to fraction form
    132,907.86/199,327.56 = 39,391.74/x
  3. Step 3: Cross multiply
    132,907.86x = 199,327.56 × 39,391.74
  4. Step 4: Simplify right side
    132,907.86x = 7,851,859,418.35
  5. Step 5: Solve for x
    x = 7,851,859,418.35/132,907.86
  6. Step 6: Final answer
    x = 59,077.46

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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.