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Finding the Fourth Proportional to 150,030.34, 224,928.69 and 75,111.88

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Solution

The fourth proportional to 150,030.34, 224,928.69 and 75,111.88 is: 112,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,030.34 : 224,928.69 = 75,111.88 : x
  2. Step 2: Convert to fraction form
    150,030.34/224,928.69 = 75,111.88/x
  3. Step 3: Cross multiply
    150,030.34x = 224,928.69 × 75,111.88
  4. Step 4: Simplify right side
    150,030.34x = 16,894,816,771.84
  5. Step 5: Solve for x
    x = 16,894,816,771.84/150,030.34
  6. Step 6: Final answer
    x = 112,609.33

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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.