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Finding the Fourth Proportional to 66,735.93, 92,195.58 and 43,820.10

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Solution

The fourth proportional to 66,735.93, 92,195.58 and 43,820.10 is: 60,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,735.93 : 92,195.58 = 43,820.10 : x
  2. Step 2: Convert to fraction form
    66,735.93/92,195.58 = 43,820.10/x
  3. Step 3: Cross multiply
    66,735.93x = 92,195.58 × 43,820.10
  4. Step 4: Simplify right side
    66,735.93x = 4,040,019,316.06
  5. Step 5: Solve for x
    x = 4,040,019,316.06/66,735.93
  6. Step 6: Final answer
    x = 60,537.40

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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.