Home / 47,940.50-66,158.19-26,721.11

Finding the Fourth Proportional to 47,940.50, 66,158.19 and 26,721.11

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Solution

The fourth proportional to 47,940.50, 66,158.19 and 26,721.11 is: 36,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.50 : 66,158.19 = 26,721.11 : x
  2. Step 2: Convert to fraction form
    47,940.50/66,158.19 = 26,721.11/x
  3. Step 3: Cross multiply
    47,940.50x = 66,158.19 × 26,721.11
  4. Step 4: Simplify right side
    47,940.50x = 1,767,819,941.60
  5. Step 5: Solve for x
    x = 1,767,819,941.60/47,940.50
  6. Step 6: Final answer
    x = 36,875.30

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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.