Home / 66,184.62-91,334.98-37,890.52

Finding the Fourth Proportional to 66,184.62, 91,334.98 and 37,890.52

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Solution

The fourth proportional to 66,184.62, 91,334.98 and 37,890.52 is: 52,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.62 : 91,334.98 = 37,890.52 : x
  2. Step 2: Convert to fraction form
    66,184.62/91,334.98 = 37,890.52/x
  3. Step 3: Cross multiply
    66,184.62x = 91,334.98 × 37,890.52
  4. Step 4: Simplify right side
    66,184.62x = 3,460,729,886.39
  5. Step 5: Solve for x
    x = 3,460,729,886.39/66,184.62
  6. Step 6: Final answer
    x = 52,289.03

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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.