Home / 39,980.49-59,949.42-23,345.62

Finding the Fourth Proportional to 39,980.49, 59,949.42 and 23,345.62

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Solution

The fourth proportional to 39,980.49, 59,949.42 and 23,345.62 is: 35,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,980.49 : 59,949.42 = 23,345.62 : x
  2. Step 2: Convert to fraction form
    39,980.49/59,949.42 = 23,345.62/x
  3. Step 3: Cross multiply
    39,980.49x = 59,949.42 × 23,345.62
  4. Step 4: Simplify right side
    39,980.49x = 1,399,556,141.12
  5. Step 5: Solve for x
    x = 1,399,556,141.12/39,980.49
  6. Step 6: Final answer
    x = 35,005.98

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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.