Home / 53,300.73-79,943.80-15,866.58

Finding the Fourth Proportional to 53,300.73, 79,943.80 and 15,866.58

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Solution

The fourth proportional to 53,300.73, 79,943.80 and 15,866.58 is: 23,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.73 : 79,943.80 = 15,866.58 : x
  2. Step 2: Convert to fraction form
    53,300.73/79,943.80 = 15,866.58/x
  3. Step 3: Cross multiply
    53,300.73x = 79,943.80 × 15,866.58
  4. Step 4: Simplify right side
    53,300.73x = 1,268,434,698.20
  5. Step 5: Solve for x
    x = 1,268,434,698.20/53,300.73
  6. Step 6: Final answer
    x = 23,797.70

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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.