Home / 43,499.19-65,250.13-20,698.04

Finding the Fourth Proportional to 43,499.19, 65,250.13 and 20,698.04

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Solution

The fourth proportional to 43,499.19, 65,250.13 and 20,698.04 is: 31,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,499.19 : 65,250.13 = 20,698.04 : x
  2. Step 2: Convert to fraction form
    43,499.19/65,250.13 = 20,698.04/x
  3. Step 3: Cross multiply
    43,499.19x = 65,250.13 × 20,698.04
  4. Step 4: Simplify right side
    43,499.19x = 1,350,549,800.75
  5. Step 5: Solve for x
    x = 1,350,549,800.75/43,499.19
  6. Step 6: Final answer
    x = 31,047.70

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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.