Home / 51,185.17-70,626.18-28,523.60

Finding the Fourth Proportional to 51,185.17, 70,626.18 and 28,523.60

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Solution

The fourth proportional to 51,185.17, 70,626.18 and 28,523.60 is: 39,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,185.17 : 70,626.18 = 28,523.60 : x
  2. Step 2: Convert to fraction form
    51,185.17/70,626.18 = 28,523.60/x
  3. Step 3: Cross multiply
    51,185.17x = 70,626.18 × 28,523.60
  4. Step 4: Simplify right side
    51,185.17x = 2,014,512,661.68
  5. Step 5: Solve for x
    x = 2,014,512,661.68/51,185.17
  6. Step 6: Final answer
    x = 39,357.35

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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.