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Finding the Fourth Proportional to 93,502.34, 129,028.11 and 57,694.94

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Solution

The fourth proportional to 93,502.34, 129,028.11 and 57,694.94 is: 79,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,502.34 : 129,028.11 = 57,694.94 : x
  2. Step 2: Convert to fraction form
    93,502.34/129,028.11 = 57,694.94/x
  3. Step 3: Cross multiply
    93,502.34x = 129,028.11 × 57,694.94
  4. Step 4: Simplify right side
    93,502.34x = 7,444,269,064.76
  5. Step 5: Solve for x
    x = 7,444,269,064.76/93,502.34
  6. Step 6: Final answer
    x = 79,615.86

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1.5x scale

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.