Home / 40,785.46-61,200.47-15,826.48

Finding the Fourth Proportional to 40,785.46, 61,200.47 and 15,826.48

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Solution

The fourth proportional to 40,785.46, 61,200.47 and 15,826.48 is: 23,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,785.46 : 61,200.47 = 15,826.48 : x
  2. Step 2: Convert to fraction form
    40,785.46/61,200.47 = 15,826.48/x
  3. Step 3: Cross multiply
    40,785.46x = 61,200.47 × 15,826.48
  4. Step 4: Simplify right side
    40,785.46x = 968,587,901.01
  5. Step 5: Solve for x
    x = 968,587,901.01/40,785.46
  6. Step 6: Final answer
    x = 23,748.36

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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.