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Finding the Fourth Proportional to 108,283.99, 149,427.61 and 59,882.77

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Solution

The fourth proportional to 108,283.99, 149,427.61 and 59,882.77 is: 82,635.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,283.99 : 149,427.61 = 59,882.77 : x
  2. Step 2: Convert to fraction form
    108,283.99/149,427.61 = 59,882.77/x
  3. Step 3: Cross multiply
    108,283.99x = 149,427.61 × 59,882.77
  4. Step 4: Simplify right side
    108,283.99x = 8,948,138,986.51
  5. Step 5: Solve for x
    x = 8,948,138,986.51/108,283.99
  6. Step 6: Final answer
    x = 82,635.85

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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.