Home / 65,208.24-97,812.72-18,461.16

Finding the Fourth Proportional to 65,208.24, 97,812.72 and 18,461.16

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Solution

The fourth proportional to 65,208.24, 97,812.72 and 18,461.16 is: 27,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,208.24 : 97,812.72 = 18,461.16 : x
  2. Step 2: Convert to fraction form
    65,208.24/97,812.72 = 18,461.16/x
  3. Step 3: Cross multiply
    65,208.24x = 97,812.72 × 18,461.16
  4. Step 4: Simplify right side
    65,208.24x = 1,805,736,273.96
  5. Step 5: Solve for x
    x = 1,805,736,273.96/65,208.24
  6. Step 6: Final answer
    x = 27,691.84

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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.