Home / 38,802.32-58,173.98-20,070.43

Finding the Fourth Proportional to 38,802.32, 58,173.98 and 20,070.43

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Solution

The fourth proportional to 38,802.32, 58,173.98 and 20,070.43 is: 30,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,802.32 : 58,173.98 = 20,070.43 : x
  2. Step 2: Convert to fraction form
    38,802.32/58,173.98 = 20,070.43/x
  3. Step 3: Cross multiply
    38,802.32x = 58,173.98 × 20,070.43
  4. Step 4: Simplify right side
    38,802.32x = 1,167,576,793.41
  5. Step 5: Solve for x
    x = 1,167,576,793.41/38,802.32
  6. Step 6: Final answer
    x = 30,090.39

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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.