Home / 43,569.30-65,362.42-13,984.86

Finding the Fourth Proportional to 43,569.30, 65,362.42 and 13,984.86

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Solution

The fourth proportional to 43,569.30, 65,362.42 and 13,984.86 is: 20,980.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,569.30 : 65,362.42 = 13,984.86 : x
  2. Step 2: Convert to fraction form
    43,569.30/65,362.42 = 13,984.86/x
  3. Step 3: Cross multiply
    43,569.30x = 65,362.42 × 13,984.86
  4. Step 4: Simplify right side
    43,569.30x = 914,084,292.96
  5. Step 5: Solve for x
    x = 914,084,292.96/43,569.30
  6. Step 6: Final answer
    x = 20,980.01

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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.