Home / 66,311.34-91,509.59-36,096.62

Finding the Fourth Proportional to 66,311.34, 91,509.59 and 36,096.62

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Solution

The fourth proportional to 66,311.34, 91,509.59 and 36,096.62 is: 49,813.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,311.34 : 91,509.59 = 36,096.62 : x
  2. Step 2: Convert to fraction form
    66,311.34/91,509.59 = 36,096.62/x
  3. Step 3: Cross multiply
    66,311.34x = 91,509.59 × 36,096.62
  4. Step 4: Simplify right side
    66,311.34x = 3,303,186,258.55
  5. Step 5: Solve for x
    x = 3,303,186,258.55/66,311.34
  6. Step 6: Final answer
    x = 49,813.29

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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.