Home / 174,669.40-262,004.10-121,525.30

Finding the Fourth Proportional to 174,669.40, 262,004.10 and 121,525.30

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Solution

The fourth proportional to 174,669.40, 262,004.10 and 121,525.30 is: 182,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,669.40 : 262,004.10 = 121,525.30 : x
  2. Step 2: Convert to fraction form
    174,669.40/262,004.10 = 121,525.30/x
  3. Step 3: Cross multiply
    174,669.40x = 262,004.10 × 121,525.30
  4. Step 4: Simplify right side
    174,669.40x = 31,840,126,853.73
  5. Step 5: Solve for x
    x = 31,840,126,853.73/174,669.40
  6. Step 6: Final answer
    x = 182,287.95

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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.