Home / 35,321.60-52,963.20-13,134.08

Finding the Fourth Proportional to 35,321.60, 52,963.20 and 13,134.08

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Solution

The fourth proportional to 35,321.60, 52,963.20 and 13,134.08 is: 19,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,321.60 : 52,963.20 = 13,134.08 : x
  2. Step 2: Convert to fraction form
    35,321.60/52,963.20 = 13,134.08/x
  3. Step 3: Cross multiply
    35,321.60x = 52,963.20 × 13,134.08
  4. Step 4: Simplify right side
    35,321.60x = 695,622,905.86
  5. Step 5: Solve for x
    x = 695,622,905.86/35,321.60
  6. Step 6: Final answer
    x = 19,693.98

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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.