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Finding the Fourth Proportional to 108,295.84, 149,450.84 and 60,548.77

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Solution

The fourth proportional to 108,295.84, 149,450.84 and 60,548.77 is: 83,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,295.84 : 149,450.84 = 60,548.77 : x
  2. Step 2: Convert to fraction form
    108,295.84/149,450.84 = 60,548.77/x
  3. Step 3: Cross multiply
    108,295.84x = 149,450.84 × 60,548.77
  4. Step 4: Simplify right side
    108,295.84x = 9,049,064,537.47
  5. Step 5: Solve for x
    x = 9,049,064,537.47/108,295.84
  6. Step 6: Final answer
    x = 83,558.75

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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.