Home / 152,105.26-228,140.46-39,796.32

Finding the Fourth Proportional to 152,105.26, 228,140.46 and 39,796.32

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Solution

The fourth proportional to 152,105.26, 228,140.46 and 39,796.32 is: 59,689.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,105.26 : 228,140.46 = 39,796.32 : x
  2. Step 2: Convert to fraction form
    152,105.26/228,140.46 = 39,796.32/x
  3. Step 3: Cross multiply
    152,105.26x = 228,140.46 × 39,796.32
  4. Step 4: Simplify right side
    152,105.26x = 9,079,150,751.11
  5. Step 5: Solve for x
    x = 9,079,150,751.11/152,105.26
  6. Step 6: Final answer
    x = 59,689.92

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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.