Home / 117,234.48-161,795.16-66,941.04

Finding the Fourth Proportional to 117,234.48, 161,795.16 and 66,941.04

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Solution

The fourth proportional to 117,234.48, 161,795.16 and 66,941.04 is: 92,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,234.48 : 161,795.16 = 66,941.04 : x
  2. Step 2: Convert to fraction form
    117,234.48/161,795.16 = 66,941.04/x
  3. Step 3: Cross multiply
    117,234.48x = 161,795.16 × 66,941.04
  4. Step 4: Simplify right side
    117,234.48x = 10,830,736,277.37
  5. Step 5: Solve for x
    x = 10,830,736,277.37/117,234.48
  6. Step 6: Final answer
    x = 92,385.25

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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.