Home / 35,121.60-52,682.40-23,311.80

Finding the Fourth Proportional to 35,121.60, 52,682.40 and 23,311.80

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Solution

The fourth proportional to 35,121.60, 52,682.40 and 23,311.80 is: 34,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,121.60 : 52,682.40 = 23,311.80 : x
  2. Step 2: Convert to fraction form
    35,121.60/52,682.40 = 23,311.80/x
  3. Step 3: Cross multiply
    35,121.60x = 52,682.40 × 23,311.80
  4. Step 4: Simplify right side
    35,121.60x = 1,228,121,572.32
  5. Step 5: Solve for x
    x = 1,228,121,572.32/35,121.60
  6. Step 6: Final answer
    x = 34,967.70

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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.