Home / 137,543.24-206,303.52-97,396.40

Finding the Fourth Proportional to 137,543.24, 206,303.52 and 97,396.40

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Solution

The fourth proportional to 137,543.24, 206,303.52 and 97,396.40 is: 146,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,543.24 : 206,303.52 = 97,396.40 : x
  2. Step 2: Convert to fraction form
    137,543.24/206,303.52 = 97,396.40/x
  3. Step 3: Cross multiply
    137,543.24x = 206,303.52 × 97,396.40
  4. Step 4: Simplify right side
    137,543.24x = 20,093,220,155.33
  5. Step 5: Solve for x
    x = 20,093,220,155.33/137,543.24
  6. Step 6: Final answer
    x = 146,086.57

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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.