Home / 209,127.96-313,644.90-59,365.02

Finding the Fourth Proportional to 209,127.96, 313,644.90 and 59,365.02

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Solution

The fourth proportional to 209,127.96, 313,644.90 and 59,365.02 is: 89,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,127.96 : 313,644.90 = 59,365.02 : x
  2. Step 2: Convert to fraction form
    209,127.96/313,644.90 = 59,365.02/x
  3. Step 3: Cross multiply
    209,127.96x = 313,644.90 × 59,365.02
  4. Step 4: Simplify right side
    209,127.96x = 18,619,535,761.40
  5. Step 5: Solve for x
    x = 18,619,535,761.40/209,127.96
  6. Step 6: Final answer
    x = 89,034.18

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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.