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Finding the Fourth Proportional to 76,007.70, 114,022.35 and 23,411.70

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Solution

The fourth proportional to 76,007.70, 114,022.35 and 23,411.70 is: 35,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,007.70 : 114,022.35 = 23,411.70 : x
  2. Step 2: Convert to fraction form
    76,007.70/114,022.35 = 23,411.70/x
  3. Step 3: Cross multiply
    76,007.70x = 114,022.35 × 23,411.70
  4. Step 4: Simplify right side
    76,007.70x = 2,669,457,051.50
  5. Step 5: Solve for x
    x = 2,669,457,051.50/76,007.70
  6. Step 6: Final answer
    x = 35,120.88

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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.