Home / 140,828.23-209,986.15-125,180.24

Finding the Fourth Proportional to 140,828.23, 209,986.15 and 125,180.24

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Solution

The fourth proportional to 140,828.23, 209,986.15 and 125,180.24 is: 186,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,828.23 : 209,986.15 = 125,180.24 : x
  2. Step 2: Convert to fraction form
    140,828.23/209,986.15 = 125,180.24/x
  3. Step 3: Cross multiply
    140,828.23x = 209,986.15 × 125,180.24
  4. Step 4: Simplify right side
    140,828.23x = 26,286,116,653.68
  5. Step 5: Solve for x
    x = 26,286,116,653.68/140,828.23
  6. Step 6: Final answer
    x = 186,653.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.