Home / 98,180.64-147,274.20-27,108.63

Finding the Fourth Proportional to 98,180.64, 147,274.20 and 27,108.63

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Solution

The fourth proportional to 98,180.64, 147,274.20 and 27,108.63 is: 40,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,180.64 : 147,274.20 = 27,108.63 : x
  2. Step 2: Convert to fraction form
    98,180.64/147,274.20 = 27,108.63/x
  3. Step 3: Cross multiply
    98,180.64x = 147,274.20 × 27,108.63
  4. Step 4: Simplify right side
    98,180.64x = 3,992,401,796.35
  5. Step 5: Solve for x
    x = 3,992,401,796.35/98,180.64
  6. Step 6: Final answer
    x = 40,663.84

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1.5x scale

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.