Home / 29,109.52-40,168.74-17,173.36

Finding the Fourth Proportional to 29,109.52, 40,168.74 and 17,173.36

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Solution

The fourth proportional to 29,109.52, 40,168.74 and 17,173.36 is: 23,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.52 : 40,168.74 = 17,173.36 : x
  2. Step 2: Convert to fraction form
    29,109.52/40,168.74 = 17,173.36/x
  3. Step 3: Cross multiply
    29,109.52x = 40,168.74 × 17,173.36
  4. Step 4: Simplify right side
    29,109.52x = 689,832,232.77
  5. Step 5: Solve for x
    x = 689,832,232.77/29,109.52
  6. Step 6: Final answer
    x = 23,697.82

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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.