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Finding the Fourth Proportional to 96,123.43, 144,059.74 and 69,558.90

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Solution

The fourth proportional to 96,123.43, 144,059.74 and 69,558.90 is: 104,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,123.43 : 144,059.74 = 69,558.90 : x
  2. Step 2: Convert to fraction form
    96,123.43/144,059.74 = 69,558.90/x
  3. Step 3: Cross multiply
    96,123.43x = 144,059.74 × 69,558.90
  4. Step 4: Simplify right side
    96,123.43x = 10,020,637,340.54
  5. Step 5: Solve for x
    x = 10,020,637,340.54/96,123.43
  6. Step 6: Final answer
    x = 104,247.60

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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.