Home / 43,401.96-65,108.07-15,316.16

Finding the Fourth Proportional to 43,401.96, 65,108.07 and 15,316.16

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Solution

The fourth proportional to 43,401.96, 65,108.07 and 15,316.16 is: 22,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,401.96 : 65,108.07 = 15,316.16 : x
  2. Step 2: Convert to fraction form
    43,401.96/65,108.07 = 15,316.16/x
  3. Step 3: Cross multiply
    43,401.96x = 65,108.07 × 15,316.16
  4. Step 4: Simplify right side
    43,401.96x = 997,205,291.87
  5. Step 5: Solve for x
    x = 997,205,291.87/43,401.96
  6. Step 6: Final answer
    x = 22,976.04

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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.