Home / 17,720.00-26,580.34-5,240.01

Finding the Fourth Proportional to 17,720.00, 26,580.34 and 5,240.01

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Solution

The fourth proportional to 17,720.00, 26,580.34 and 5,240.01 is: 7,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.00 : 26,580.34 = 5,240.01 : x
  2. Step 2: Convert to fraction form
    17,720.00/26,580.34 = 5,240.01/x
  3. Step 3: Cross multiply
    17,720.00x = 26,580.34 × 5,240.01
  4. Step 4: Simplify right side
    17,720.00x = 139,281,247.40
  5. Step 5: Solve for x
    x = 139,281,247.40/17,720.00
  6. Step 6: Final answer
    x = 7,860.12

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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.