Home / 126,094.40-188,911.20-102,593.60

Finding the Fourth Proportional to 126,094.40, 188,911.20 and 102,593.60

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Solution

The fourth proportional to 126,094.40, 188,911.20 and 102,593.60 is: 153,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,094.40 : 188,911.20 = 102,593.60 : x
  2. Step 2: Convert to fraction form
    126,094.40/188,911.20 = 102,593.60/x
  3. Step 3: Cross multiply
    126,094.40x = 188,911.20 × 102,593.60
  4. Step 4: Simplify right side
    126,094.40x = 19,381,080,088.32
  5. Step 5: Solve for x
    x = 19,381,080,088.32/126,094.40
  6. Step 6: Final answer
    x = 153,702.94

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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.