Home / 157,443.75-236,205.60-46,635.75

Finding the Fourth Proportional to 157,443.75, 236,205.60 and 46,635.75

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Solution

The fourth proportional to 157,443.75, 236,205.60 and 46,635.75 is: 69,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,443.75 : 236,205.60 = 46,635.75 : x
  2. Step 2: Convert to fraction form
    157,443.75/236,205.60 = 46,635.75/x
  3. Step 3: Cross multiply
    157,443.75x = 236,205.60 × 46,635.75
  4. Step 4: Simplify right side
    157,443.75x = 11,015,625,310.20
  5. Step 5: Solve for x
    x = 11,015,625,310.20/157,443.75
  6. Step 6: Final answer
    x = 69,965.47

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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.