Home / 231,436.78-346,594.55-160,159.68

Finding the Fourth Proportional to 231,436.78, 346,594.55 and 160,159.68

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Solution

The fourth proportional to 231,436.78, 346,594.55 and 160,159.68 is: 239,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,436.78 : 346,594.55 = 160,159.68 : x
  2. Step 2: Convert to fraction form
    231,436.78/346,594.55 = 160,159.68/x
  3. Step 3: Cross multiply
    231,436.78x = 346,594.55 × 160,159.68
  4. Step 4: Simplify right side
    231,436.78x = 55,510,471,416.95
  5. Step 5: Solve for x
    x = 55,510,471,416.95/231,436.78
  6. Step 6: Final answer
    x = 239,851.56

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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.