Home / 43,665.08-65,543.42-38,699.22

Finding the Fourth Proportional to 43,665.08, 65,543.42 and 38,699.22

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Solution

The fourth proportional to 43,665.08, 65,543.42 and 38,699.22 is: 58,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,665.08 : 65,543.42 = 38,699.22 : x
  2. Step 2: Convert to fraction form
    43,665.08/65,543.42 = 38,699.22/x
  3. Step 3: Cross multiply
    43,665.08x = 65,543.42 × 38,699.22
  4. Step 4: Simplify right side
    43,665.08x = 2,536,479,230.13
  5. Step 5: Solve for x
    x = 2,536,479,230.13/43,665.08
  6. Step 6: Final answer
    x = 58,089.42

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1.5x scale

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.