Home / 43,543.40-65,327.56-21,363.18

Finding the Fourth Proportional to 43,543.40, 65,327.56 and 21,363.18

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Solution

The fourth proportional to 43,543.40, 65,327.56 and 21,363.18 is: 32,050.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,543.40 : 65,327.56 = 21,363.18 : x
  2. Step 2: Convert to fraction form
    43,543.40/65,327.56 = 21,363.18/x
  3. Step 3: Cross multiply
    43,543.40x = 65,327.56 × 21,363.18
  4. Step 4: Simplify right side
    43,543.40x = 1,395,604,423.24
  5. Step 5: Solve for x
    x = 1,395,604,423.24/43,543.40
  6. Step 6: Final answer
    x = 32,050.88

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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.