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Finding the Fourth Proportional to 101,091.01, 139,460.49 and 58,624.93

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Solution

The fourth proportional to 101,091.01, 139,460.49 and 58,624.93 is: 80,876.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,091.01 : 139,460.49 = 58,624.93 : x
  2. Step 2: Convert to fraction form
    101,091.01/139,460.49 = 58,624.93/x
  3. Step 3: Cross multiply
    101,091.01x = 139,460.49 × 58,624.93
  4. Step 4: Simplify right side
    101,091.01x = 8,175,861,464.02
  5. Step 5: Solve for x
    x = 8,175,861,464.02/101,091.01
  6. Step 6: Final answer
    x = 80,876.25

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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.