Home / 51,063.36-70,466.76-28,707.36

Finding the Fourth Proportional to 51,063.36, 70,466.76 and 28,707.36

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Solution

The fourth proportional to 51,063.36, 70,466.76 and 28,707.36 is: 39,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063.36 : 70,466.76 = 28,707.36 : x
  2. Step 2: Convert to fraction form
    51,063.36/70,466.76 = 28,707.36/x
  3. Step 3: Cross multiply
    51,063.36x = 70,466.76 × 28,707.36
  4. Step 4: Simplify right side
    51,063.36x = 2,022,914,647.35
  5. Step 5: Solve for x
    x = 2,022,914,647.35/51,063.36
  6. Step 6: Final answer
    x = 39,615.78

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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.