Home / 97,243.20-145,851.84-27,116.64

Finding the Fourth Proportional to 97,243.20, 145,851.84 and 27,116.64

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Solution

The fourth proportional to 97,243.20, 145,851.84 and 27,116.64 is: 40,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,243.20 : 145,851.84 = 27,116.64 : x
  2. Step 2: Convert to fraction form
    97,243.20/145,851.84 = 27,116.64/x
  3. Step 3: Cross multiply
    97,243.20x = 145,851.84 × 27,116.64
  4. Step 4: Simplify right side
    97,243.20x = 3,955,011,838.62
  5. Step 5: Solve for x
    x = 3,955,011,838.62/97,243.20
  6. Step 6: Final answer
    x = 40,671.35

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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.