Home / 65,907.18-90,951.93-36,099.18

Finding the Fourth Proportional to 65,907.18, 90,951.93 and 36,099.18

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Solution

The fourth proportional to 65,907.18, 90,951.93 and 36,099.18 is: 49,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,907.18 : 90,951.93 = 36,099.18 : x
  2. Step 2: Convert to fraction form
    65,907.18/90,951.93 = 36,099.18/x
  3. Step 3: Cross multiply
    65,907.18x = 90,951.93 × 36,099.18
  4. Step 4: Simplify right side
    65,907.18x = 3,283,290,092.42
  5. Step 5: Solve for x
    x = 3,283,290,092.42/65,907.18
  6. Step 6: Final answer
    x = 49,816.88

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1.5x scale

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.