Home / 248,865.20-343,303.02-168,319.80

Finding the Fourth Proportional to 248,865.20, 343,303.02 and 168,319.80

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Solution

The fourth proportional to 248,865.20, 343,303.02 and 168,319.80 is: 232,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,865.20 : 343,303.02 = 168,319.80 : x
  2. Step 2: Convert to fraction form
    248,865.20/343,303.02 = 168,319.80/x
  3. Step 3: Cross multiply
    248,865.20x = 343,303.02 × 168,319.80
  4. Step 4: Simplify right side
    248,865.20x = 57,784,695,665.80
  5. Step 5: Solve for x
    x = 57,784,695,665.80/248,865.20
  6. Step 6: Final answer
    x = 232,192.75

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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.