Home / 69,585.77-104,385.48-19,666.25

Finding the Fourth Proportional to 69,585.77, 104,385.48 and 19,666.25

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Solution

The fourth proportional to 69,585.77, 104,385.48 and 19,666.25 is: 29,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,585.77 : 104,385.48 = 19,666.25 : x
  2. Step 2: Convert to fraction form
    69,585.77/104,385.48 = 19,666.25/x
  3. Step 3: Cross multiply
    69,585.77x = 104,385.48 × 19,666.25
  4. Step 4: Simplify right side
    69,585.77x = 2,052,870,424.12
  5. Step 5: Solve for x
    x = 2,052,870,424.12/69,585.77
  6. Step 6: Final answer
    x = 29,501.30

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1.5x scale

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.