Home / 63,284.49-87,332.78-36,426.51

Finding the Fourth Proportional to 63,284.49, 87,332.78 and 36,426.51

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Solution

The fourth proportional to 63,284.49, 87,332.78 and 36,426.51 is: 50,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,284.49 : 87,332.78 = 36,426.51 : x
  2. Step 2: Convert to fraction form
    63,284.49/87,332.78 = 36,426.51/x
  3. Step 3: Cross multiply
    63,284.49x = 87,332.78 × 36,426.51
  4. Step 4: Simplify right side
    63,284.49x = 3,181,228,475.06
  5. Step 5: Solve for x
    x = 3,181,228,475.06/63,284.49
  6. Step 6: Final answer
    x = 50,268.69

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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.