Home / 77,374.02-106,736.85-50,532.24

Finding the Fourth Proportional to 77,374.02, 106,736.85 and 50,532.24

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Solution

The fourth proportional to 77,374.02, 106,736.85 and 50,532.24 is: 69,708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,374.02 : 106,736.85 = 50,532.24 : x
  2. Step 2: Convert to fraction form
    77,374.02/106,736.85 = 50,532.24/x
  3. Step 3: Cross multiply
    77,374.02x = 106,736.85 × 50,532.24
  4. Step 4: Simplify right side
    77,374.02x = 5,393,652,121.04
  5. Step 5: Solve for x
    x = 5,393,652,121.04/77,374.02
  6. Step 6: Final answer
    x = 69,708.83

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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.