Home / 99,589.21-149,383.81-37,245.13

Finding the Fourth Proportional to 99,589.21, 149,383.81 and 37,245.13

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Solution

The fourth proportional to 99,589.21, 149,383.81 and 37,245.13 is: 55,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,589.21 : 149,383.81 = 37,245.13 : x
  2. Step 2: Convert to fraction form
    99,589.21/149,383.81 = 37,245.13/x
  3. Step 3: Cross multiply
    99,589.21x = 149,383.81 × 37,245.13
  4. Step 4: Simplify right side
    99,589.21x = 5,563,819,423.35
  5. Step 5: Solve for x
    x = 5,563,819,423.35/99,589.21
  6. Step 6: Final answer
    x = 55,867.69

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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.