Home / 102,904.40-154,356.60-29,032.40

Finding the Fourth Proportional to 102,904.40, 154,356.60 and 29,032.40

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Solution

The fourth proportional to 102,904.40, 154,356.60 and 29,032.40 is: 43,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,904.40 : 154,356.60 = 29,032.40 : x
  2. Step 2: Convert to fraction form
    102,904.40/154,356.60 = 29,032.40/x
  3. Step 3: Cross multiply
    102,904.40x = 154,356.60 × 29,032.40
  4. Step 4: Simplify right side
    102,904.40x = 4,481,342,553.84
  5. Step 5: Solve for x
    x = 4,481,342,553.84/102,904.40
  6. Step 6: Final answer
    x = 43,548.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.