Home / 166,731.81-230,118.98-98,787.04

Finding the Fourth Proportional to 166,731.81, 230,118.98 and 98,787.04

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Solution

The fourth proportional to 166,731.81, 230,118.98 and 98,787.04 is: 136,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,731.81 : 230,118.98 = 98,787.04 : x
  2. Step 2: Convert to fraction form
    166,731.81/230,118.98 = 98,787.04/x
  3. Step 3: Cross multiply
    166,731.81x = 230,118.98 × 98,787.04
  4. Step 4: Simplify right side
    166,731.81x = 22,732,773,046.18
  5. Step 5: Solve for x
    x = 22,732,773,046.18/166,731.81
  6. Step 6: Final answer
    x = 136,343.34

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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.