Home / 166,737.19-230,097.45-90,256.05

Finding the Fourth Proportional to 166,737.19, 230,097.45 and 90,256.05

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Solution

The fourth proportional to 166,737.19, 230,097.45 and 90,256.05 is: 124,553.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,737.19 : 230,097.45 = 90,256.05 : x
  2. Step 2: Convert to fraction form
    166,737.19/230,097.45 = 90,256.05/x
  3. Step 3: Cross multiply
    166,737.19x = 230,097.45 × 90,256.05
  4. Step 4: Simplify right side
    166,737.19x = 20,767,686,952.07
  5. Step 5: Solve for x
    x = 20,767,686,952.07/166,737.19
  6. Step 6: Final answer
    x = 124,553.42

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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.