Home / 62,928.13-86,840.76-34,635.64

Finding the Fourth Proportional to 62,928.13, 86,840.76 and 34,635.64

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Solution

The fourth proportional to 62,928.13, 86,840.76 and 34,635.64 is: 47,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,928.13 : 86,840.76 = 34,635.64 : x
  2. Step 2: Convert to fraction form
    62,928.13/86,840.76 = 34,635.64/x
  3. Step 3: Cross multiply
    62,928.13x = 86,840.76 × 34,635.64
  4. Step 4: Simplify right side
    62,928.13x = 3,007,785,300.69
  5. Step 5: Solve for x
    x = 3,007,785,300.69/62,928.13
  6. Step 6: Final answer
    x = 47,797.15

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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.