Home / 65,233.78-97,851.60-18,486.66

Finding the Fourth Proportional to 65,233.78, 97,851.60 and 18,486.66

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Solution

The fourth proportional to 65,233.78, 97,851.60 and 18,486.66 is: 27,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,233.78 : 97,851.60 = 18,486.66 : x
  2. Step 2: Convert to fraction form
    65,233.78/97,851.60 = 18,486.66/x
  3. Step 3: Cross multiply
    65,233.78x = 97,851.60 × 18,486.66
  4. Step 4: Simplify right side
    65,233.78x = 1,808,949,259.66
  5. Step 5: Solve for x
    x = 1,808,949,259.66/65,233.78
  6. Step 6: Final answer
    x = 27,730.25

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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.