Home / 64,825.25-97,254.28-18,078.13

Finding the Fourth Proportional to 64,825.25, 97,254.28 and 18,078.13

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Solution

The fourth proportional to 64,825.25, 97,254.28 and 18,078.13 is: 27,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,825.25 : 97,254.28 = 18,078.13 : x
  2. Step 2: Convert to fraction form
    64,825.25/97,254.28 = 18,078.13/x
  3. Step 3: Cross multiply
    64,825.25x = 97,254.28 × 18,078.13
  4. Step 4: Simplify right side
    64,825.25x = 1,758,175,030.63
  5. Step 5: Solve for x
    x = 1,758,175,030.63/64,825.25
  6. Step 6: Final answer
    x = 27,121.76

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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.