Home / 160,851.12-241,357.14-72,168

Finding the Fourth Proportional to 160,851.12, 241,357.14 and 72,168

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Solution

The fourth proportional to 160,851.12, 241,357.14 and 72,168 is: 108,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,851.12 : 241,357.14 = 72,168 : x
  2. Step 2: Convert to fraction form
    160,851.12/241,357.14 = 72,168/x
  3. Step 3: Cross multiply
    160,851.12x = 241,357.14 × 72,168
  4. Step 4: Simplify right side
    160,851.12x = 17,418,262,079.52
  5. Step 5: Solve for x
    x = 17,418,262,079.52/160,851.12
  6. Step 6: Final answer
    x = 108,288.10

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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.