Home / 51,817.23-71,519.73-30,316.98

Finding the Fourth Proportional to 51,817.23, 71,519.73 and 30,316.98

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Solution

The fourth proportional to 51,817.23, 71,519.73 and 30,316.98 is: 41,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,817.23 : 71,519.73 = 30,316.98 : x
  2. Step 2: Convert to fraction form
    51,817.23/71,519.73 = 30,316.98/x
  3. Step 3: Cross multiply
    51,817.23x = 71,519.73 × 30,316.98
  4. Step 4: Simplify right side
    51,817.23x = 2,168,262,224.02
  5. Step 5: Solve for x
    x = 2,168,262,224.02/51,817.23
  6. Step 6: Final answer
    x = 41,844.43

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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.