Home / 48,098.12-72,090.04-20,012.16

Finding the Fourth Proportional to 48,098.12, 72,090.04 and 20,012.16

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Solution

The fourth proportional to 48,098.12, 72,090.04 and 20,012.16 is: 29,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,098.12 : 72,090.04 = 20,012.16 : x
  2. Step 2: Convert to fraction form
    48,098.12/72,090.04 = 20,012.16/x
  3. Step 3: Cross multiply
    48,098.12x = 72,090.04 × 20,012.16
  4. Step 4: Simplify right side
    48,098.12x = 1,442,677,414.89
  5. Step 5: Solve for x
    x = 1,442,677,414.89/48,098.12
  6. Step 6: Final answer
    x = 29,994.47

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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.