Home / 304,131.31-419,683.17-168,154.58

Finding the Fourth Proportional to 304,131.31, 419,683.17 and 168,154.58

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Solution

The fourth proportional to 304,131.31, 419,683.17 and 168,154.58 is: 232,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,131.31 : 419,683.17 = 168,154.58 : x
  2. Step 2: Convert to fraction form
    304,131.31/419,683.17 = 168,154.58/x
  3. Step 3: Cross multiply
    304,131.31x = 419,683.17 × 168,154.58
  4. Step 4: Simplify right side
    304,131.31x = 70,571,648,864.21
  5. Step 5: Solve for x
    x = 70,571,648,864.21/304,131.31
  6. Step 6: Final answer
    x = 232,043.35

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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.