Home / 219,340.05-302,690.24-118,738.05

Finding the Fourth Proportional to 219,340.05, 302,690.24 and 118,738.05

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Solution

The fourth proportional to 219,340.05, 302,690.24 and 118,738.05 is: 163,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,340.05 : 302,690.24 = 118,738.05 : x
  2. Step 2: Convert to fraction form
    219,340.05/302,690.24 = 118,738.05/x
  3. Step 3: Cross multiply
    219,340.05x = 302,690.24 × 118,738.05
  4. Step 4: Simplify right side
    219,340.05x = 35,940,848,257.94
  5. Step 5: Solve for x
    x = 35,940,848,257.94/219,340.05
  6. Step 6: Final answer
    x = 163,859.03

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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.