Home / 40,122.28-55,272.12-33,748.96

Finding the Fourth Proportional to 40,122.28, 55,272.12 and 33,748.96

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Solution

The fourth proportional to 40,122.28, 55,272.12 and 33,748.96 is: 46,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,122.28 : 55,272.12 = 33,748.96 : x
  2. Step 2: Convert to fraction form
    40,122.28/55,272.12 = 33,748.96/x
  3. Step 3: Cross multiply
    40,122.28x = 55,272.12 × 33,748.96
  4. Step 4: Simplify right side
    40,122.28x = 1,865,376,567.00
  5. Step 5: Solve for x
    x = 1,865,376,567.00/40,122.28
  6. Step 6: Final answer
    x = 46,492.29

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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.