Home / 51,930.56-71,666.25-29,270.50

Finding the Fourth Proportional to 51,930.56, 71,666.25 and 29,270.50

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Solution

The fourth proportional to 51,930.56, 71,666.25 and 29,270.50 is: 40,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,930.56 : 71,666.25 = 29,270.50 : x
  2. Step 2: Convert to fraction form
    51,930.56/71,666.25 = 29,270.50/x
  3. Step 3: Cross multiply
    51,930.56x = 71,666.25 × 29,270.50
  4. Step 4: Simplify right side
    51,930.56x = 2,097,706,970.63
  5. Step 5: Solve for x
    x = 2,097,706,970.63/51,930.56
  6. Step 6: Final answer
    x = 40,394.46

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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.