Home / 51,960.09-77,960.73-27,015.87

Finding the Fourth Proportional to 51,960.09, 77,960.73 and 27,015.87

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Solution

The fourth proportional to 51,960.09, 77,960.73 and 27,015.87 is: 40,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,960.09 : 77,960.73 = 27,015.87 : x
  2. Step 2: Convert to fraction form
    51,960.09/77,960.73 = 27,015.87/x
  3. Step 3: Cross multiply
    51,960.09x = 77,960.73 × 27,015.87
  4. Step 4: Simplify right side
    51,960.09x = 2,106,176,946.79
  5. Step 5: Solve for x
    x = 2,106,176,946.79/51,960.09
  6. Step 6: Final answer
    x = 40,534.51

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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.