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Finding the Fourth Proportional to 124,093.98, 171,244.68 and 67,505.34

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Solution

The fourth proportional to 124,093.98, 171,244.68 and 67,505.34 is: 93,154.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,093.98 : 171,244.68 = 67,505.34 : x
  2. Step 2: Convert to fraction form
    124,093.98/171,244.68 = 67,505.34/x
  3. Step 3: Cross multiply
    124,093.98x = 171,244.68 × 67,505.34
  4. Step 4: Simplify right side
    124,093.98x = 11,559,930,346.59
  5. Step 5: Solve for x
    x = 11,559,930,346.59/124,093.98
  6. Step 6: Final answer
    x = 93,154.64

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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.