Home / 137,741.40-206,612.10-97,500.60

Finding the Fourth Proportional to 137,741.40, 206,612.10 and 97,500.60

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Solution

The fourth proportional to 137,741.40, 206,612.10 and 97,500.60 is: 146,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,741.40 : 206,612.10 = 97,500.60 : x
  2. Step 2: Convert to fraction form
    137,741.40/206,612.10 = 97,500.60/x
  3. Step 3: Cross multiply
    137,741.40x = 206,612.10 × 97,500.60
  4. Step 4: Simplify right side
    137,741.40x = 20,144,803,717.26
  5. Step 5: Solve for x
    x = 20,144,803,717.26/137,741.40
  6. Step 6: Final answer
    x = 146,250.90

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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.