Home / 65,903.72-98,854.63-15,984.23

Finding the Fourth Proportional to 65,903.72, 98,854.63 and 15,984.23

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Solution

The fourth proportional to 65,903.72, 98,854.63 and 15,984.23 is: 23,976.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,903.72 : 98,854.63 = 15,984.23 : x
  2. Step 2: Convert to fraction form
    65,903.72/98,854.63 = 15,984.23/x
  3. Step 3: Cross multiply
    65,903.72x = 98,854.63 × 15,984.23
  4. Step 4: Simplify right side
    65,903.72x = 1,580,115,142.48
  5. Step 5: Solve for x
    x = 1,580,115,142.48/65,903.72
  6. Step 6: Final answer
    x = 23,976.11

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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.