Home / 107,319.89-160,979.85-37,199.21

Finding the Fourth Proportional to 107,319.89, 160,979.85 and 37,199.21

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Solution

The fourth proportional to 107,319.89, 160,979.85 and 37,199.21 is: 55,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,319.89 : 160,979.85 = 37,199.21 : x
  2. Step 2: Convert to fraction form
    107,319.89/160,979.85 = 37,199.21/x
  3. Step 3: Cross multiply
    107,319.89x = 160,979.85 × 37,199.21
  4. Step 4: Simplify right side
    107,319.89x = 5,988,322,441.02
  5. Step 5: Solve for x
    x = 5,988,322,441.02/107,319.89
  6. Step 6: Final answer
    x = 55,798.81

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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.