Home / 115,606.20-173,441.70-56,443.80

Finding the Fourth Proportional to 115,606.20, 173,441.70 and 56,443.80

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Solution

The fourth proportional to 115,606.20, 173,441.70 and 56,443.80 is: 84,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,606.20 : 173,441.70 = 56,443.80 : x
  2. Step 2: Convert to fraction form
    115,606.20/173,441.70 = 56,443.80/x
  3. Step 3: Cross multiply
    115,606.20x = 173,441.70 × 56,443.80
  4. Step 4: Simplify right side
    115,606.20x = 9,789,708,626.46
  5. Step 5: Solve for x
    x = 9,789,708,626.46/115,606.20
  6. Step 6: Final answer
    x = 84,681.52

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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.