Home / 53,556.84-73,900.08-30,896.70

Finding the Fourth Proportional to 53,556.84, 73,900.08 and 30,896.70

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Solution

The fourth proportional to 53,556.84, 73,900.08 and 30,896.70 is: 42,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,556.84 : 73,900.08 = 30,896.70 : x
  2. Step 2: Convert to fraction form
    53,556.84/73,900.08 = 30,896.70/x
  3. Step 3: Cross multiply
    53,556.84x = 73,900.08 × 30,896.70
  4. Step 4: Simplify right side
    53,556.84x = 2,283,268,601.74
  5. Step 5: Solve for x
    x = 2,283,268,601.74/53,556.84
  6. Step 6: Final answer
    x = 42,632.62

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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.