Home / 51,645.44-77,467.08-14,205.36

Finding the Fourth Proportional to 51,645.44, 77,467.08 and 14,205.36

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Solution

The fourth proportional to 51,645.44, 77,467.08 and 14,205.36 is: 21,307.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,645.44 : 77,467.08 = 14,205.36 : x
  2. Step 2: Convert to fraction form
    51,645.44/77,467.08 = 14,205.36/x
  3. Step 3: Cross multiply
    51,645.44x = 77,467.08 × 14,205.36
  4. Step 4: Simplify right side
    51,645.44x = 1,100,447,759.55
  5. Step 5: Solve for x
    x = 1,100,447,759.55/51,645.44
  6. Step 6: Final answer
    x = 21,307.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.