Home / 137,554.72-206,363.04-48,808.06

Finding the Fourth Proportional to 137,554.72, 206,363.04 and 48,808.06

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Solution

The fourth proportional to 137,554.72, 206,363.04 and 48,808.06 is: 73,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,554.72 : 206,363.04 = 48,808.06 : x
  2. Step 2: Convert to fraction form
    137,554.72/206,363.04 = 48,808.06/x
  3. Step 3: Cross multiply
    137,554.72x = 206,363.04 × 48,808.06
  4. Step 4: Simplify right side
    137,554.72x = 10,072,179,638.10
  5. Step 5: Solve for x
    x = 10,072,179,638.10/137,554.72
  6. Step 6: Final answer
    x = 73,223.08

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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.