Home / 82,740.24-114,075-60,112.08

Finding the Fourth Proportional to 82,740.24, 114,075 and 60,112.08

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Solution

The fourth proportional to 82,740.24, 114,075 and 60,112.08 is: 82,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,740.24 : 114,075 = 60,112.08 : x
  2. Step 2: Convert to fraction form
    82,740.24/114,075 = 60,112.08/x
  3. Step 3: Cross multiply
    82,740.24x = 114,075 × 60,112.08
  4. Step 4: Simplify right side
    82,740.24x = 6,857,285,526
  5. Step 5: Solve for x
    x = 6,857,285,526/82,740.24
  6. Step 6: Final answer
    x = 82,877.27

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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.