Home / 84,423.72-116,505.96-48,620.16

Finding the Fourth Proportional to 84,423.72, 116,505.96 and 48,620.16

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Solution

The fourth proportional to 84,423.72, 116,505.96 and 48,620.16 is: 67,096.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,423.72 : 116,505.96 = 48,620.16 : x
  2. Step 2: Convert to fraction form
    84,423.72/116,505.96 = 48,620.16/x
  3. Step 3: Cross multiply
    84,423.72x = 116,505.96 × 48,620.16
  4. Step 4: Simplify right side
    84,423.72x = 5,664,538,416.15
  5. Step 5: Solve for x
    x = 5,664,538,416.15/84,423.72
  6. Step 6: Final answer
    x = 67,096.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.