Home / 85,296.13-127,944.19-29,892.13

Finding the Fourth Proportional to 85,296.13, 127,944.19 and 29,892.13

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Solution

The fourth proportional to 85,296.13, 127,944.19 and 29,892.13 is: 44,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,296.13 : 127,944.19 = 29,892.13 : x
  2. Step 2: Convert to fraction form
    85,296.13/127,944.19 = 29,892.13/x
  3. Step 3: Cross multiply
    85,296.13x = 127,944.19 × 29,892.13
  4. Step 4: Simplify right side
    85,296.13x = 3,824,524,360.22
  5. Step 5: Solve for x
    x = 3,824,524,360.22/85,296.13
  6. Step 6: Final answer
    x = 44,838.19

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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.