Home / 166,737.68-230,230.61-153,986.19

Finding the Fourth Proportional to 166,737.68, 230,230.61 and 153,986.19

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Solution

The fourth proportional to 166,737.68, 230,230.61 and 153,986.19 is: 212,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,737.68 : 230,230.61 = 153,986.19 : x
  2. Step 2: Convert to fraction form
    166,737.68/230,230.61 = 153,986.19/x
  3. Step 3: Cross multiply
    166,737.68x = 230,230.61 × 153,986.19
  4. Step 4: Simplify right side
    166,737.68x = 35,452,333,685.35
  5. Step 5: Solve for x
    x = 35,452,333,685.35/166,737.68
  6. Step 6: Final answer
    x = 212,623.41

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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.