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Finding the Fourth Proportional to 101,213.16, 151,616.68 and 92,945.76

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Solution

The fourth proportional to 101,213.16, 151,616.68 and 92,945.76 is: 139,232.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,213.16 : 151,616.68 = 92,945.76 : x
  2. Step 2: Convert to fraction form
    101,213.16/151,616.68 = 92,945.76/x
  3. Step 3: Cross multiply
    101,213.16x = 151,616.68 × 92,945.76
  4. Step 4: Simplify right side
    101,213.16x = 14,092,127,551.28
  5. Step 5: Solve for x
    x = 14,092,127,551.28/101,213.16
  6. Step 6: Final answer
    x = 139,232.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.