Home / 69,828.85-104,803.80-36,572.32

Finding the Fourth Proportional to 69,828.85, 104,803.80 and 36,572.32

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Solution

The fourth proportional to 69,828.85, 104,803.80 and 36,572.32 is: 54,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,828.85 : 104,803.80 = 36,572.32 : x
  2. Step 2: Convert to fraction form
    69,828.85/104,803.80 = 36,572.32/x
  3. Step 3: Cross multiply
    69,828.85x = 104,803.80 × 36,572.32
  4. Step 4: Simplify right side
    69,828.85x = 3,832,918,110.82
  5. Step 5: Solve for x
    x = 3,832,918,110.82/69,828.85
  6. Step 6: Final answer
    x = 54,890.18

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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.