Home / 174,838.40-262,257.60-171,339.20

Finding the Fourth Proportional to 174,838.40, 262,257.60 and 171,339.20

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Solution

The fourth proportional to 174,838.40, 262,257.60 and 171,339.20 is: 257,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,838.40 : 262,257.60 = 171,339.20 : x
  2. Step 2: Convert to fraction form
    174,838.40/262,257.60 = 171,339.20/x
  3. Step 3: Cross multiply
    174,838.40x = 262,257.60 × 171,339.20
  4. Step 4: Simplify right side
    174,838.40x = 44,935,007,377.92
  5. Step 5: Solve for x
    x = 44,935,007,377.92/174,838.40
  6. Step 6: Final answer
    x = 257,008.80

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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.