Home / 76,589.46-114,884.28-37,152.36

Finding the Fourth Proportional to 76,589.46, 114,884.28 and 37,152.36

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Solution

The fourth proportional to 76,589.46, 114,884.28 and 37,152.36 is: 55,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,589.46 : 114,884.28 = 37,152.36 : x
  2. Step 2: Convert to fraction form
    76,589.46/114,884.28 = 37,152.36/x
  3. Step 3: Cross multiply
    76,589.46x = 114,884.28 × 37,152.36
  4. Step 4: Simplify right side
    76,589.46x = 4,268,222,128.90
  5. Step 5: Solve for x
    x = 4,268,222,128.90/76,589.46
  6. Step 6: Final answer
    x = 55,728.58

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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.