Home / 179,637.60-268,995.60-171,343.20

Finding the Fourth Proportional to 179,637.60, 268,995.60 and 171,343.20

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Solution

The fourth proportional to 179,637.60, 268,995.60 and 171,343.20 is: 256,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,637.60 : 268,995.60 = 171,343.20 : x
  2. Step 2: Convert to fraction form
    179,637.60/268,995.60 = 171,343.20/x
  3. Step 3: Cross multiply
    179,637.60x = 268,995.60 × 171,343.20
  4. Step 4: Simplify right side
    179,637.60x = 46,090,566,889.92
  5. Step 5: Solve for x
    x = 46,090,566,889.92/179,637.60
  6. Step 6: Final answer
    x = 256,575.28

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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.