Home / 51,185.58-70,636.60-29,965.28

Finding the Fourth Proportional to 51,185.58, 70,636.60 and 29,965.28

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Solution

The fourth proportional to 51,185.58, 70,636.60 and 29,965.28 is: 41,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,185.58 : 70,636.60 = 29,965.28 : x
  2. Step 2: Convert to fraction form
    51,185.58/70,636.60 = 29,965.28/x
  3. Step 3: Cross multiply
    51,185.58x = 70,636.60 × 29,965.28
  4. Step 4: Simplify right side
    51,185.58x = 2,116,645,497.25
  5. Step 5: Solve for x
    x = 2,116,645,497.25/51,185.58
  6. Step 6: Final answer
    x = 41,352.38

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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.