Home / 98,192.55-147,291.97-27,120.52

Finding the Fourth Proportional to 98,192.55, 147,291.97 and 27,120.52

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Solution

The fourth proportional to 98,192.55, 147,291.97 and 27,120.52 is: 40,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,192.55 : 147,291.97 = 27,120.52 : x
  2. Step 2: Convert to fraction form
    98,192.55/147,291.97 = 27,120.52/x
  3. Step 3: Cross multiply
    98,192.55x = 147,291.97 × 27,120.52
  4. Step 4: Simplify right side
    98,192.55x = 3,994,634,985.39
  5. Step 5: Solve for x
    x = 3,994,634,985.39/98,192.55
  6. Step 6: Final answer
    x = 40,681.65

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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.