Home / 146,936.51-202,772.21-85,685.18

Finding the Fourth Proportional to 146,936.51, 202,772.21 and 85,685.18

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Solution

The fourth proportional to 146,936.51, 202,772.21 and 85,685.18 is: 118,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,936.51 : 202,772.21 = 85,685.18 : x
  2. Step 2: Convert to fraction form
    146,936.51/202,772.21 = 85,685.18/x
  3. Step 3: Cross multiply
    146,936.51x = 202,772.21 × 85,685.18
  4. Step 4: Simplify right side
    146,936.51x = 17,374,572,352.54
  5. Step 5: Solve for x
    x = 17,374,572,352.54/146,936.51
  6. Step 6: Final answer
    x = 118,245.44

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1.5x scale

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.