Home / 115,617.83-173,263.73-54,763.53

Finding the Fourth Proportional to 115,617.83, 173,263.73 and 54,763.53

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Solution

The fourth proportional to 115,617.83, 173,263.73 and 54,763.53 is: 82,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,617.83 : 173,263.73 = 54,763.53 : x
  2. Step 2: Convert to fraction form
    115,617.83/173,263.73 = 54,763.53/x
  3. Step 3: Cross multiply
    115,617.83x = 173,263.73 × 54,763.53
  4. Step 4: Simplify right side
    115,617.83x = 9,488,533,201.95
  5. Step 5: Solve for x
    x = 9,488,533,201.95/115,617.83
  6. Step 6: Final answer
    x = 82,068.08

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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.