Home / 35,156.03-48,512.88-20,049.32

Finding the Fourth Proportional to 35,156.03, 48,512.88 and 20,049.32

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Solution

The fourth proportional to 35,156.03, 48,512.88 and 20,049.32 is: 27,666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156.03 : 48,512.88 = 20,049.32 : x
  2. Step 2: Convert to fraction form
    35,156.03/48,512.88 = 20,049.32/x
  3. Step 3: Cross multiply
    35,156.03x = 48,512.88 × 20,049.32
  4. Step 4: Simplify right side
    35,156.03x = 972,650,376.52
  5. Step 5: Solve for x
    x = 972,650,376.52/35,156.03
  6. Step 6: Final answer
    x = 27,666.68

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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.