Home / 66,830.49-92,222.55-36,610.20

Finding the Fourth Proportional to 66,830.49, 92,222.55 and 36,610.20

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Solution

The fourth proportional to 66,830.49, 92,222.55 and 36,610.20 is: 50,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,830.49 : 92,222.55 = 36,610.20 : x
  2. Step 2: Convert to fraction form
    66,830.49/92,222.55 = 36,610.20/x
  3. Step 3: Cross multiply
    66,830.49x = 92,222.55 × 36,610.20
  4. Step 4: Simplify right side
    66,830.49x = 3,376,286,000.01
  5. Step 5: Solve for x
    x = 3,376,286,000.01/66,830.49
  6. Step 6: Final answer
    x = 50,520.14

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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.