Home / 83,637.81-125,361.27-33,685.92

Finding the Fourth Proportional to 83,637.81, 125,361.27 and 33,685.92

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Solution

The fourth proportional to 83,637.81, 125,361.27 and 33,685.92 is: 50,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,637.81 : 125,361.27 = 33,685.92 : x
  2. Step 2: Convert to fraction form
    83,637.81/125,361.27 = 33,685.92/x
  3. Step 3: Cross multiply
    83,637.81x = 125,361.27 × 33,685.92
  4. Step 4: Simplify right side
    83,637.81x = 4,222,909,712.32
  5. Step 5: Solve for x
    x = 4,222,909,712.32/83,637.81
  6. Step 6: Final answer
    x = 50,490.44

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1.5x scale

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.