Home / 66,852.89-100,266.37-25,303.13

Finding the Fourth Proportional to 66,852.89, 100,266.37 and 25,303.13

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Solution

The fourth proportional to 66,852.89, 100,266.37 and 25,303.13 is: 37,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852.89 : 100,266.37 = 25,303.13 : x
  2. Step 2: Convert to fraction form
    66,852.89/100,266.37 = 25,303.13/x
  3. Step 3: Cross multiply
    66,852.89x = 100,266.37 × 25,303.13
  4. Step 4: Simplify right side
    66,852.89x = 2,537,052,430.15
  5. Step 5: Solve for x
    x = 2,537,052,430.15/66,852.89
  6. Step 6: Final answer
    x = 37,949.78

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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.