Home / 72,943.58-109,415.39-23,027.56

Finding the Fourth Proportional to 72,943.58, 109,415.39 and 23,027.56

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Solution

The fourth proportional to 72,943.58, 109,415.39 and 23,027.56 is: 34,541.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,943.58 : 109,415.39 = 23,027.56 : x
  2. Step 2: Convert to fraction form
    72,943.58/109,415.39 = 23,027.56/x
  3. Step 3: Cross multiply
    72,943.58x = 109,415.39 × 23,027.56
  4. Step 4: Simplify right side
    72,943.58x = 2,519,569,069.47
  5. Step 5: Solve for x
    x = 2,519,569,069.47/72,943.58
  6. Step 6: Final answer
    x = 34,541.34

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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.