Home / 177,902.09-245,593.73-102,436.01

Finding the Fourth Proportional to 177,902.09, 245,593.73 and 102,436.01

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Solution

The fourth proportional to 177,902.09, 245,593.73 and 102,436.01 is: 141,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,902.09 : 245,593.73 = 102,436.01 : x
  2. Step 2: Convert to fraction form
    177,902.09/245,593.73 = 102,436.01/x
  3. Step 3: Cross multiply
    177,902.09x = 245,593.73 × 102,436.01
  4. Step 4: Simplify right side
    177,902.09x = 25,157,641,270.04
  5. Step 5: Solve for x
    x = 25,157,641,270.04/177,902.09
  6. Step 6: Final answer
    x = 141,412.85

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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.