Home / 49,383.03-68,148.78-45,615.81

Finding the Fourth Proportional to 49,383.03, 68,148.78 and 45,615.81

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Solution

The fourth proportional to 49,383.03, 68,148.78 and 45,615.81 is: 62,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,383.03 : 68,148.78 = 45,615.81 : x
  2. Step 2: Convert to fraction form
    49,383.03/68,148.78 = 45,615.81/x
  3. Step 3: Cross multiply
    49,383.03x = 68,148.78 × 45,615.81
  4. Step 4: Simplify right side
    49,383.03x = 3,108,661,800.21
  5. Step 5: Solve for x
    x = 3,108,661,800.21/49,383.03
  6. Step 6: Final answer
    x = 62,950.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.