Home / 126,573.16-174,674.46-69,986.56

Finding the Fourth Proportional to 126,573.16, 174,674.46 and 69,986.56

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Solution

The fourth proportional to 126,573.16, 174,674.46 and 69,986.56 is: 96,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,573.16 : 174,674.46 = 69,986.56 : x
  2. Step 2: Convert to fraction form
    126,573.16/174,674.46 = 69,986.56/x
  3. Step 3: Cross multiply
    126,573.16x = 174,674.46 × 69,986.56
  4. Step 4: Simplify right side
    126,573.16x = 12,224,864,575.26
  5. Step 5: Solve for x
    x = 12,224,864,575.26/126,573.16
  6. Step 6: Final answer
    x = 96,583.39

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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.