Home / 47,283.09-70,940.83-16,140.21

Finding the Fourth Proportional to 47,283.09, 70,940.83 and 16,140.21

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Solution

The fourth proportional to 47,283.09, 70,940.83 and 16,140.21 is: 24,215.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,283.09 : 70,940.83 = 16,140.21 : x
  2. Step 2: Convert to fraction form
    47,283.09/70,940.83 = 16,140.21/x
  3. Step 3: Cross multiply
    47,283.09x = 70,940.83 × 16,140.21
  4. Step 4: Simplify right side
    47,283.09x = 1,144,999,893.77
  5. Step 5: Solve for x
    x = 1,144,999,893.77/47,283.09
  6. Step 6: Final answer
    x = 24,215.84

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1.5x scale

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.