Home / 65,901.72-98,851.63-15,982.23

Finding the Fourth Proportional to 65,901.72, 98,851.63 and 15,982.23

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Solution

The fourth proportional to 65,901.72, 98,851.63 and 15,982.23 is: 23,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,901.72 : 98,851.63 = 15,982.23 : x
  2. Step 2: Convert to fraction form
    65,901.72/98,851.63 = 15,982.23/x
  3. Step 3: Cross multiply
    65,901.72x = 98,851.63 × 15,982.23
  4. Step 4: Simplify right side
    65,901.72x = 1,579,869,486.53
  5. Step 5: Solve for x
    x = 1,579,869,486.53/65,901.72
  6. Step 6: Final answer
    x = 23,973.11

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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.