Home / 102,525.64-141,324.26-70,204.39

Finding the Fourth Proportional to 102,525.64, 141,324.26 and 70,204.39

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Solution

The fourth proportional to 102,525.64, 141,324.26 and 70,204.39 is: 96,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,525.64 : 141,324.26 = 70,204.39 : x
  2. Step 2: Convert to fraction form
    102,525.64/141,324.26 = 70,204.39/x
  3. Step 3: Cross multiply
    102,525.64x = 141,324.26 × 70,204.39
  4. Step 4: Simplify right side
    102,525.64x = 9,921,583,100.29
  5. Step 5: Solve for x
    x = 9,921,583,100.29/102,525.64
  6. Step 6: Final answer
    x = 96,771.72

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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.