Home / 51,066.45-70,485.19-35,963.60

Finding the Fourth Proportional to 51,066.45, 70,485.19 and 35,963.60

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Solution

The fourth proportional to 51,066.45, 70,485.19 and 35,963.60 is: 49,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,066.45 : 70,485.19 = 35,963.60 : x
  2. Step 2: Convert to fraction form
    51,066.45/70,485.19 = 35,963.60/x
  3. Step 3: Cross multiply
    51,066.45x = 70,485.19 × 35,963.60
  4. Step 4: Simplify right side
    51,066.45x = 2,534,900,736.75
  5. Step 5: Solve for x
    x = 2,534,900,736.75/51,066.45
  6. Step 6: Final answer
    x = 49,639.26

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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.