Home / 169,945.13-234,530.16-93,470.00

Finding the Fourth Proportional to 169,945.13, 234,530.16 and 93,470.00

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Solution

The fourth proportional to 169,945.13, 234,530.16 and 93,470.00 is: 128,991.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,945.13 : 234,530.16 = 93,470.00 : x
  2. Step 2: Convert to fraction form
    169,945.13/234,530.16 = 93,470.00/x
  3. Step 3: Cross multiply
    169,945.13x = 234,530.16 × 93,470.00
  4. Step 4: Simplify right side
    169,945.13x = 21,921,534,114.15
  5. Step 5: Solve for x
    x = 21,921,534,114.15/169,945.13
  6. Step 6: Final answer
    x = 128,991.84

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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.