Home / 25,019.30-37,518.02-7,485.03

Finding the Fourth Proportional to 25,019.30, 37,518.02 and 7,485.03

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Solution

The fourth proportional to 25,019.30, 37,518.02 and 7,485.03 is: 11,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,019.30 : 37,518.02 = 7,485.03 : x
  2. Step 2: Convert to fraction form
    25,019.30/37,518.02 = 7,485.03/x
  3. Step 3: Cross multiply
    25,019.30x = 37,518.02 × 7,485.03
  4. Step 4: Simplify right side
    25,019.30x = 280,823,467.82
  5. Step 5: Solve for x
    x = 280,823,467.82/25,019.30
  6. Step 6: Final answer
    x = 11,224.28

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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.