Home / 166,717.42-230,070.01-90,236.49

Finding the Fourth Proportional to 166,717.42, 230,070.01 and 90,236.49

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Solution

The fourth proportional to 166,717.42, 230,070.01 and 90,236.49 is: 124,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,717.42 : 230,070.01 = 90,236.49 : x
  2. Step 2: Convert to fraction form
    166,717.42/230,070.01 = 90,236.49/x
  3. Step 3: Cross multiply
    166,717.42x = 230,070.01 × 90,236.49
  4. Step 4: Simplify right side
    166,717.42x = 20,760,710,785.44
  5. Step 5: Solve for x
    x = 20,760,710,785.44/166,717.42
  6. Step 6: Final answer
    x = 124,526.35

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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.