Home / 47,252.64-70,869.18-20,940.60

Finding the Fourth Proportional to 47,252.64, 70,869.18 and 20,940.60

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Solution

The fourth proportional to 47,252.64, 70,869.18 and 20,940.60 is: 31,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.64 : 70,869.18 = 20,940.60 : x
  2. Step 2: Convert to fraction form
    47,252.64/70,869.18 = 20,940.60/x
  3. Step 3: Cross multiply
    47,252.64x = 70,869.18 × 20,940.60
  4. Step 4: Simplify right side
    47,252.64x = 1,484,043,150.71
  5. Step 5: Solve for x
    x = 1,484,043,150.71/47,252.64
  6. Step 6: Final answer
    x = 31,406.57

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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.