Home / 251,021.64-346,178.44-170,569.20

Finding the Fourth Proportional to 251,021.64, 346,178.44 and 170,569.20

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Solution

The fourth proportional to 251,021.64, 346,178.44 and 170,569.20 is: 235,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,021.64 : 346,178.44 = 170,569.20 : x
  2. Step 2: Convert to fraction form
    251,021.64/346,178.44 = 170,569.20/x
  3. Step 3: Cross multiply
    251,021.64x = 346,178.44 × 170,569.20
  4. Step 4: Simplify right side
    251,021.64x = 59,047,379,568.05
  5. Step 5: Solve for x
    x = 59,047,379,568.05/251,021.64
  6. Step 6: Final answer
    x = 235,228.24

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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.