Home / 69,870.51-104,848.70-27,743.22

Finding the Fourth Proportional to 69,870.51, 104,848.70 and 27,743.22

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Solution

The fourth proportional to 69,870.51, 104,848.70 and 27,743.22 is: 41,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,870.51 : 104,848.70 = 27,743.22 : x
  2. Step 2: Convert to fraction form
    69,870.51/104,848.70 = 27,743.22/x
  3. Step 3: Cross multiply
    69,870.51x = 104,848.70 × 27,743.22
  4. Step 4: Simplify right side
    69,870.51x = 2,908,840,412.10
  5. Step 5: Solve for x
    x = 2,908,840,412.10/69,870.51
  6. Step 6: Final answer
    x = 41,631.88

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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.