Home / 188,094.30-259,568.10-103,211.34

Finding the Fourth Proportional to 188,094.30, 259,568.10 and 103,211.34

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Solution

The fourth proportional to 188,094.30, 259,568.10 and 103,211.34 is: 142,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,094.30 : 259,568.10 = 103,211.34 : x
  2. Step 2: Convert to fraction form
    188,094.30/259,568.10 = 103,211.34/x
  3. Step 3: Cross multiply
    188,094.30x = 259,568.10 × 103,211.34
  4. Step 4: Simplify right side
    188,094.30x = 26,790,371,422.25
  5. Step 5: Solve for x
    x = 26,790,371,422.25/188,094.30
  6. Step 6: Final answer
    x = 142,430.53

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1.5x scale

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.