Home / 97,573.61-134,649.82-55,131.23

Finding the Fourth Proportional to 97,573.61, 134,649.82 and 55,131.23

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Solution

The fourth proportional to 97,573.61, 134,649.82 and 55,131.23 is: 76,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,573.61 : 134,649.82 = 55,131.23 : x
  2. Step 2: Convert to fraction form
    97,573.61/134,649.82 = 55,131.23/x
  3. Step 3: Cross multiply
    97,573.61x = 134,649.82 × 55,131.23
  4. Step 4: Simplify right side
    97,573.61x = 7,423,410,195.88
  5. Step 5: Solve for x
    x = 7,423,410,195.88/97,573.61
  6. Step 6: Final answer
    x = 76,080.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.