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Finding the Fourth Proportional to 152,068.70, 228,232.65 and 67,958.30

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Solution

The fourth proportional to 152,068.70, 228,232.65 and 67,958.30 is: 101,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,068.70 : 228,232.65 = 67,958.30 : x
  2. Step 2: Convert to fraction form
    152,068.70/228,232.65 = 67,958.30/x
  3. Step 3: Cross multiply
    152,068.70x = 228,232.65 × 67,958.30
  4. Step 4: Simplify right side
    152,068.70x = 15,510,302,898.50
  5. Step 5: Solve for x
    x = 15,510,302,898.50/152,068.70
  6. Step 6: Final answer
    x = 101,995.37

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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.