Home / 313,343.08-432,367.84-179,181.16

Finding the Fourth Proportional to 313,343.08, 432,367.84 and 179,181.16

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Solution

The fourth proportional to 313,343.08, 432,367.84 and 179,181.16 is: 247,243.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,343.08 : 432,367.84 = 179,181.16 : x
  2. Step 2: Convert to fraction form
    313,343.08/432,367.84 = 179,181.16/x
  3. Step 3: Cross multiply
    313,343.08x = 432,367.84 × 179,181.16
  4. Step 4: Simplify right side
    313,343.08x = 77,472,171,117.89
  5. Step 5: Solve for x
    x = 77,472,171,117.89/313,343.08
  6. Step 6: Final answer
    x = 247,243.92

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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.