Home / 72,762.24-109,201.66-37,711.92

Finding the Fourth Proportional to 72,762.24, 109,201.66 and 37,711.92

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Solution

The fourth proportional to 72,762.24, 109,201.66 and 37,711.92 is: 56,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,762.24 : 109,201.66 = 37,711.92 : x
  2. Step 2: Convert to fraction form
    72,762.24/109,201.66 = 37,711.92/x
  3. Step 3: Cross multiply
    72,762.24x = 109,201.66 × 37,711.92
  4. Step 4: Simplify right side
    72,762.24x = 4,118,204,265.79
  5. Step 5: Solve for x
    x = 4,118,204,265.79/72,762.24
  6. Step 6: Final answer
    x = 56,598.10

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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.