Home / 94,727.81-130,724.39-52,286.36

Finding the Fourth Proportional to 94,727.81, 130,724.39 and 52,286.36

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Solution

The fourth proportional to 94,727.81, 130,724.39 and 52,286.36 is: 72,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,727.81 : 130,724.39 = 52,286.36 : x
  2. Step 2: Convert to fraction form
    94,727.81/130,724.39 = 52,286.36/x
  3. Step 3: Cross multiply
    94,727.81x = 130,724.39 × 52,286.36
  4. Step 4: Simplify right side
    94,727.81x = 6,835,101,993.41
  5. Step 5: Solve for x
    x = 6,835,101,993.41/94,727.81
  6. Step 6: Final answer
    x = 72,155.18

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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.