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Finding the Fourth Proportional to 104,573.84, 156,891.54 and 38,012.92

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Solution

The fourth proportional to 104,573.84, 156,891.54 and 38,012.92 is: 57,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,573.84 : 156,891.54 = 38,012.92 : x
  2. Step 2: Convert to fraction form
    104,573.84/156,891.54 = 38,012.92/x
  3. Step 3: Cross multiply
    104,573.84x = 156,891.54 × 38,012.92
  4. Step 4: Simplify right side
    104,573.84x = 5,963,905,558.70
  5. Step 5: Solve for x
    x = 5,963,905,558.70/104,573.84
  6. Step 6: Final answer
    x = 57,030.57

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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.