Home / 248,253.18-372,088.16-114,851.64

Finding the Fourth Proportional to 248,253.18, 372,088.16 and 114,851.64

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Solution

The fourth proportional to 248,253.18, 372,088.16 and 114,851.64 is: 172,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,253.18 : 372,088.16 = 114,851.64 : x
  2. Step 2: Convert to fraction form
    248,253.18/372,088.16 = 114,851.64/x
  3. Step 3: Cross multiply
    248,253.18x = 372,088.16 × 114,851.64
  4. Step 4: Simplify right side
    248,253.18x = 42,734,935,400.58
  5. Step 5: Solve for x
    x = 42,734,935,400.58/248,253.18
  6. Step 6: Final answer
    x = 172,142.55

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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.