Home / 213,921.33-295,199.72-117,106.45

Finding the Fourth Proportional to 213,921.33, 295,199.72 and 117,106.45

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Solution

The fourth proportional to 213,921.33, 295,199.72 and 117,106.45 is: 161,600.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,921.33 : 295,199.72 = 117,106.45 : x
  2. Step 2: Convert to fraction form
    213,921.33/295,199.72 = 117,106.45/x
  3. Step 3: Cross multiply
    213,921.33x = 295,199.72 × 117,106.45
  4. Step 4: Simplify right side
    213,921.33x = 34,569,791,250.19
  5. Step 5: Solve for x
    x = 34,569,791,250.19/213,921.33
  6. Step 6: Final answer
    x = 161,600.49

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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.