Home / 19,908.03-29,862.45-5,117.03

Finding the Fourth Proportional to 19,908.03, 29,862.45 and 5,117.03

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Solution

The fourth proportional to 19,908.03, 29,862.45 and 5,117.03 is: 7,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.03 : 29,862.45 = 5,117.03 : x
  2. Step 2: Convert to fraction form
    19,908.03/29,862.45 = 5,117.03/x
  3. Step 3: Cross multiply
    19,908.03x = 29,862.45 × 5,117.03
  4. Step 4: Simplify right side
    19,908.03x = 152,806,903.21
  5. Step 5: Solve for x
    x = 152,806,903.21/19,908.03
  6. Step 6: Final answer
    x = 7,675.64

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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.