Home / 66,314.43-91,518.66-37,245.15

Finding the Fourth Proportional to 66,314.43, 91,518.66 and 37,245.15

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Solution

The fourth proportional to 66,314.43, 91,518.66 and 37,245.15 is: 51,400.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,314.43 : 91,518.66 = 37,245.15 : x
  2. Step 2: Convert to fraction form
    66,314.43/91,518.66 = 37,245.15/x
  3. Step 3: Cross multiply
    66,314.43x = 91,518.66 × 37,245.15
  4. Step 4: Simplify right side
    66,314.43x = 3,408,626,219.50
  5. Step 5: Solve for x
    x = 3,408,626,219.50/66,314.43
  6. Step 6: Final answer
    x = 51,400.97

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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.