Home / 136,637.16-204,995.43-56,660.46

Finding the Fourth Proportional to 136,637.16, 204,995.43 and 56,660.46

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Solution

The fourth proportional to 136,637.16, 204,995.43 and 56,660.46 is: 85,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,637.16 : 204,995.43 = 56,660.46 : x
  2. Step 2: Convert to fraction form
    136,637.16/204,995.43 = 56,660.46/x
  3. Step 3: Cross multiply
    136,637.16x = 204,995.43 × 56,660.46
  4. Step 4: Simplify right side
    136,637.16x = 11,615,135,361.70
  5. Step 5: Solve for x
    x = 11,615,135,361.70/136,637.16
  6. Step 6: Final answer
    x = 85,007.15

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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.