Home / 35,866.40-53,761.20-16,141.60

Finding the Fourth Proportional to 35,866.40, 53,761.20 and 16,141.60

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Solution

The fourth proportional to 35,866.40, 53,761.20 and 16,141.60 is: 24,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,866.40 : 53,761.20 = 16,141.60 : x
  2. Step 2: Convert to fraction form
    35,866.40/53,761.20 = 16,141.60/x
  3. Step 3: Cross multiply
    35,866.40x = 53,761.20 × 16,141.60
  4. Step 4: Simplify right side
    35,866.40x = 867,791,785.92
  5. Step 5: Solve for x
    x = 867,791,785.92/35,866.40
  6. Step 6: Final answer
    x = 24,195.12

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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.