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Finding the Fourth Proportional to 60,555.99, 90,837.33 and 23,119.11

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Solution

The fourth proportional to 60,555.99, 90,837.33 and 23,119.11 is: 34,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,555.99 : 90,837.33 = 23,119.11 : x
  2. Step 2: Convert to fraction form
    60,555.99/90,837.33 = 23,119.11/x
  3. Step 3: Cross multiply
    60,555.99x = 90,837.33 × 23,119.11
  4. Step 4: Simplify right side
    60,555.99x = 2,100,078,224.38
  5. Step 5: Solve for x
    x = 2,100,078,224.38/60,555.99
  6. Step 6: Final answer
    x = 34,679.94

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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.