Home / 304,112.61-419,705.91-168,156.81

Finding the Fourth Proportional to 304,112.61, 419,705.91 and 168,156.81

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Solution

The fourth proportional to 304,112.61, 419,705.91 and 168,156.81 is: 232,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,112.61 : 419,705.91 = 168,156.81 : x
  2. Step 2: Convert to fraction form
    304,112.61/419,705.91 = 168,156.81/x
  3. Step 3: Cross multiply
    304,112.61x = 419,705.91 × 168,156.81
  4. Step 4: Simplify right side
    304,112.61x = 70,576,406,963.75
  5. Step 5: Solve for x
    x = 70,576,406,963.75/304,112.61
  6. Step 6: Final answer
    x = 232,073.27

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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.