Home / 66,686.36-92,035.55-43,735.46

Finding the Fourth Proportional to 66,686.36, 92,035.55 and 43,735.46

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Solution

The fourth proportional to 66,686.36, 92,035.55 and 43,735.46 is: 60,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,686.36 : 92,035.55 = 43,735.46 : x
  2. Step 2: Convert to fraction form
    66,686.36/92,035.55 = 43,735.46/x
  3. Step 3: Cross multiply
    66,686.36x = 92,035.55 × 43,735.46
  4. Step 4: Simplify right side
    66,686.36x = 4,025,217,261.34
  5. Step 5: Solve for x
    x = 4,025,217,261.34/66,686.36
  6. Step 6: Final answer
    x = 60,360.43

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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.