Home / 53,300.23-79,943.05-15,866.08

Finding the Fourth Proportional to 53,300.23, 79,943.05 and 15,866.08

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Solution

The fourth proportional to 53,300.23, 79,943.05 and 15,866.08 is: 23,796.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,300.23 : 79,943.05 = 15,866.08 : x
  2. Step 2: Convert to fraction form
    53,300.23/79,943.05 = 15,866.08/x
  3. Step 3: Cross multiply
    53,300.23x = 79,943.05 × 15,866.08
  4. Step 4: Simplify right side
    53,300.23x = 1,268,382,826.74
  5. Step 5: Solve for x
    x = 1,268,382,826.74/53,300.23
  6. Step 6: Final answer
    x = 23,796.95

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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.