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Finding the Fourth Proportional to 22,303.98, 33,504.98 and 15,316.38

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Solution

The fourth proportional to 22,303.98, 33,504.98 and 15,316.38 is: 23,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.98 : 33,504.98 = 15,316.38 : x
  2. Step 2: Convert to fraction form
    22,303.98/33,504.98 = 15,316.38/x
  3. Step 3: Cross multiply
    22,303.98x = 33,504.98 × 15,316.38
  4. Step 4: Simplify right side
    22,303.98x = 513,174,928.99
  5. Step 5: Solve for x
    x = 513,174,928.99/22,303.98
  6. Step 6: Final answer
    x = 23,008.22

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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.