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Finding the Fourth Proportional to 93,506.70, 129,034.26 and 51,056.94

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Solution

The fourth proportional to 93,506.70, 129,034.26 and 51,056.94 is: 70,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,506.70 : 129,034.26 = 51,056.94 : x
  2. Step 2: Convert to fraction form
    93,506.70/129,034.26 = 51,056.94/x
  3. Step 3: Cross multiply
    93,506.70x = 129,034.26 × 51,056.94
  4. Step 4: Simplify right side
    93,506.70x = 6,588,094,470.76
  5. Step 5: Solve for x
    x = 6,588,094,470.76/93,506.70
  6. Step 6: Final answer
    x = 70,455.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.