Home / 73,087.06-100,857.62-40,823.38

Finding the Fourth Proportional to 73,087.06, 100,857.62 and 40,823.38

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Solution

The fourth proportional to 73,087.06, 100,857.62 and 40,823.38 is: 56,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,087.06 : 100,857.62 = 40,823.38 : x
  2. Step 2: Convert to fraction form
    73,087.06/100,857.62 = 40,823.38/x
  3. Step 3: Cross multiply
    73,087.06x = 100,857.62 × 40,823.38
  4. Step 4: Simplify right side
    73,087.06x = 4,117,348,947.16
  5. Step 5: Solve for x
    x = 4,117,348,947.16/73,087.06
  6. Step 6: Final answer
    x = 56,334.86

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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.