Home / 204,030.81-281,556.89-113,384.45

Finding the Fourth Proportional to 204,030.81, 281,556.89 and 113,384.45

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Solution

The fourth proportional to 204,030.81, 281,556.89 and 113,384.45 is: 156,467.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,030.81 : 281,556.89 = 113,384.45 : x
  2. Step 2: Convert to fraction form
    204,030.81/281,556.89 = 113,384.45/x
  3. Step 3: Cross multiply
    204,030.81x = 281,556.89 × 113,384.45
  4. Step 4: Simplify right side
    204,030.81x = 31,924,171,379.93
  5. Step 5: Solve for x
    x = 31,924,171,379.93/204,030.81
  6. Step 6: Final answer
    x = 156,467.40

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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.