Home / 158,203.44-218,326.32-106,590.24

Finding the Fourth Proportional to 158,203.44, 218,326.32 and 106,590.24

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Solution

The fourth proportional to 158,203.44, 218,326.32 and 106,590.24 is: 147,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,203.44 : 218,326.32 = 106,590.24 : x
  2. Step 2: Convert to fraction form
    158,203.44/218,326.32 = 106,590.24/x
  3. Step 3: Cross multiply
    158,203.44x = 218,326.32 × 106,590.24
  4. Step 4: Simplify right side
    158,203.44x = 23,271,454,847.12
  5. Step 5: Solve for x
    x = 23,271,454,847.12/158,203.44
  6. Step 6: Final answer
    x = 147,098.29

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1.5x scale

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.