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Finding the Fourth Proportional to 15,242.00, 22,862.99 and 5,379.01

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Solution

The fourth proportional to 15,242.00, 22,862.99 and 5,379.01 is: 8,068.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242.00 : 22,862.99 = 5,379.01 : x
  2. Step 2: Convert to fraction form
    15,242.00/22,862.99 = 5,379.01/x
  3. Step 3: Cross multiply
    15,242.00x = 22,862.99 × 5,379.01
  4. Step 4: Simplify right side
    15,242.00x = 122,980,208.13
  5. Step 5: Solve for x
    x = 122,980,208.13/15,242.00
  6. Step 6: Final answer
    x = 8,068.51

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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.