Home / 151,875.42-207,766.65-151,235.73

Finding the Fourth Proportional to 151,875.42, 207,766.65 and 151,235.73

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Solution

The fourth proportional to 151,875.42, 207,766.65 and 151,235.73 is: 206,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,875.42 : 207,766.65 = 151,235.73 : x
  2. Step 2: Convert to fraction form
    151,875.42/207,766.65 = 151,235.73/x
  3. Step 3: Cross multiply
    151,875.42x = 207,766.65 × 151,235.73
  4. Step 4: Simplify right side
    151,875.42x = 31,421,740,982.40
  5. Step 5: Solve for x
    x = 31,421,740,982.40/151,875.42
  6. Step 6: Final answer
    x = 206,891.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.