Home / 29,990.48-44,985.96-14,419.04

Finding the Fourth Proportional to 29,990.48, 44,985.96 and 14,419.04

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Solution

The fourth proportional to 29,990.48, 44,985.96 and 14,419.04 is: 21,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.48 : 44,985.96 = 14,419.04 : x
  2. Step 2: Convert to fraction form
    29,990.48/44,985.96 = 14,419.04/x
  3. Step 3: Cross multiply
    29,990.48x = 44,985.96 × 14,419.04
  4. Step 4: Simplify right side
    29,990.48x = 648,654,356.68
  5. Step 5: Solve for x
    x = 648,654,356.68/29,990.48
  6. Step 6: Final answer
    x = 21,628.68

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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.