Home / 248,158.07-372,055.62-79,582.43

Finding the Fourth Proportional to 248,158.07, 372,055.62 and 79,582.43

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Solution

The fourth proportional to 248,158.07, 372,055.62 and 79,582.43 is: 119,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,158.07 : 372,055.62 = 79,582.43 : x
  2. Step 2: Convert to fraction form
    248,158.07/372,055.62 = 79,582.43/x
  3. Step 3: Cross multiply
    248,158.07x = 372,055.62 × 79,582.43
  4. Step 4: Simplify right side
    248,158.07x = 29,609,091,264.90
  5. Step 5: Solve for x
    x = 29,609,091,264.90/248,158.07
  6. Step 6: Final answer
    x = 119,315.45

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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.