Home / 72,911.06-100,610.07-41,085.62

Finding the Fourth Proportional to 72,911.06, 100,610.07 and 41,085.62

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Solution

The fourth proportional to 72,911.06, 100,610.07 and 41,085.62 is: 56,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,911.06 : 100,610.07 = 41,085.62 : x
  2. Step 2: Convert to fraction form
    72,911.06/100,610.07 = 41,085.62/x
  3. Step 3: Cross multiply
    72,911.06x = 100,610.07 × 41,085.62
  4. Step 4: Simplify right side
    72,911.06x = 4,133,627,104.19
  5. Step 5: Solve for x
    x = 4,133,627,104.19/72,911.06
  6. Step 6: Final answer
    x = 56,694.10

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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.