Home / 148,188.36-204,486.96-83,654.04

Finding the Fourth Proportional to 148,188.36, 204,486.96 and 83,654.04

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Solution

The fourth proportional to 148,188.36, 204,486.96 and 83,654.04 is: 115,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,188.36 : 204,486.96 = 83,654.04 : x
  2. Step 2: Convert to fraction form
    148,188.36/204,486.96 = 83,654.04/x
  3. Step 3: Cross multiply
    148,188.36x = 204,486.96 × 83,654.04
  4. Step 4: Simplify right side
    148,188.36x = 17,106,160,331.32
  5. Step 5: Solve for x
    x = 17,106,160,331.32/148,188.36
  6. Step 6: Final answer
    x = 115,435.25

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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.