Home / 199,440.54-275,223.12-114,563.06

Finding the Fourth Proportional to 199,440.54, 275,223.12 and 114,563.06

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Solution

The fourth proportional to 199,440.54, 275,223.12 and 114,563.06 is: 158,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,440.54 : 275,223.12 = 114,563.06 : x
  2. Step 2: Convert to fraction form
    199,440.54/275,223.12 = 114,563.06/x
  3. Step 3: Cross multiply
    199,440.54x = 275,223.12 × 114,563.06
  4. Step 4: Simplify right side
    199,440.54x = 31,530,402,809.95
  5. Step 5: Solve for x
    x = 31,530,402,809.95/199,440.54
  6. Step 6: Final answer
    x = 158,094.25

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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.