Home / 115,301.10-173,048.85-56,187.30

Finding the Fourth Proportional to 115,301.10, 173,048.85 and 56,187.30

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Solution

The fourth proportional to 115,301.10, 173,048.85 and 56,187.30 is: 84,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,301.10 : 173,048.85 = 56,187.30 : x
  2. Step 2: Convert to fraction form
    115,301.10/173,048.85 = 56,187.30/x
  3. Step 3: Cross multiply
    115,301.10x = 173,048.85 × 56,187.30
  4. Step 4: Simplify right side
    115,301.10x = 9,723,147,649.61
  5. Step 5: Solve for x
    x = 9,723,147,649.61/115,301.10
  6. Step 6: Final answer
    x = 84,328.32

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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.