Home / 69,875.06-104,812.65-25,505.15

Finding the Fourth Proportional to 69,875.06, 104,812.65 and 25,505.15

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Solution

The fourth proportional to 69,875.06, 104,812.65 and 25,505.15 is: 38,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,875.06 : 104,812.65 = 25,505.15 : x
  2. Step 2: Convert to fraction form
    69,875.06/104,812.65 = 25,505.15/x
  3. Step 3: Cross multiply
    69,875.06x = 104,812.65 × 25,505.15
  4. Step 4: Simplify right side
    69,875.06x = 2,673,261,836.08
  5. Step 5: Solve for x
    x = 2,673,261,836.08/69,875.06
  6. Step 6: Final answer
    x = 38,257.74

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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.