Home / 166,877.89-250,393.38-90,999.93

Finding the Fourth Proportional to 166,877.89, 250,393.38 and 90,999.93

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Solution

The fourth proportional to 166,877.89, 250,393.38 and 90,999.93 is: 136,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,877.89 : 250,393.38 = 90,999.93 : x
  2. Step 2: Convert to fraction form
    166,877.89/250,393.38 = 90,999.93/x
  3. Step 3: Cross multiply
    166,877.89x = 250,393.38 × 90,999.93
  4. Step 4: Simplify right side
    166,877.89x = 22,785,780,052.46
  5. Step 5: Solve for x
    x = 22,785,780,052.46/166,877.89
  6. Step 6: Final answer
    x = 136,541.64

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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.