Home / 43,504.20-65,256.30-36,123.40

Finding the Fourth Proportional to 43,504.20, 65,256.30 and 36,123.40

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Solution

The fourth proportional to 43,504.20, 65,256.30 and 36,123.40 is: 54,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504.20 : 65,256.30 = 36,123.40 : x
  2. Step 2: Convert to fraction form
    43,504.20/65,256.30 = 36,123.40/x
  3. Step 3: Cross multiply
    43,504.20x = 65,256.30 × 36,123.40
  4. Step 4: Simplify right side
    43,504.20x = 2,357,279,427.42
  5. Step 5: Solve for x
    x = 2,357,279,427.42/43,504.20
  6. Step 6: Final answer
    x = 54,185.10

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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.