Home / 40,785.95-61,201.22-15,826.98

Finding the Fourth Proportional to 40,785.95, 61,201.22 and 15,826.98

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Solution

The fourth proportional to 40,785.95, 61,201.22 and 15,826.98 is: 23,749.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,785.95 : 61,201.22 = 15,826.98 : x
  2. Step 2: Convert to fraction form
    40,785.95/61,201.22 = 15,826.98/x
  3. Step 3: Cross multiply
    40,785.95x = 61,201.22 × 15,826.98
  4. Step 4: Simplify right side
    40,785.95x = 968,630,484.92
  5. Step 5: Solve for x
    x = 968,630,484.92/40,785.95
  6. Step 6: Final answer
    x = 23,749.12

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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.