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Finding the Fourth Proportional to 114,009.14, 171,013.71 and 30,903.14

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Solution

The fourth proportional to 114,009.14, 171,013.71 and 30,903.14 is: 46,354.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,009.14 : 171,013.71 = 30,903.14 : x
  2. Step 2: Convert to fraction form
    114,009.14/171,013.71 = 30,903.14/x
  3. Step 3: Cross multiply
    114,009.14x = 171,013.71 × 30,903.14
  4. Step 4: Simplify right side
    114,009.14x = 5,284,860,622.05
  5. Step 5: Solve for x
    x = 5,284,860,622.05/114,009.14
  6. Step 6: Final answer
    x = 46,354.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.