Home / 106,785.27-147,350.48-59,039.55

Finding the Fourth Proportional to 106,785.27, 147,350.48 and 59,039.55

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Solution

The fourth proportional to 106,785.27, 147,350.48 and 59,039.55 is: 81,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,785.27 : 147,350.48 = 59,039.55 : x
  2. Step 2: Convert to fraction form
    106,785.27/147,350.48 = 59,039.55/x
  3. Step 3: Cross multiply
    106,785.27x = 147,350.48 × 59,039.55
  4. Step 4: Simplify right side
    106,785.27x = 8,699,505,736.29
  5. Step 5: Solve for x
    x = 8,699,505,736.29/106,785.27
  6. Step 6: Final answer
    x = 81,467.28

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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.