Home / 40,394.30-60,579.09-19,323.23

Finding the Fourth Proportional to 40,394.30, 60,579.09 and 19,323.23

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Solution

The fourth proportional to 40,394.30, 60,579.09 and 19,323.23 is: 28,978.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,394.30 : 60,579.09 = 19,323.23 : x
  2. Step 2: Convert to fraction form
    40,394.30/60,579.09 = 19,323.23/x
  3. Step 3: Cross multiply
    40,394.30x = 60,579.09 × 19,323.23
  4. Step 4: Simplify right side
    40,394.30x = 1,170,583,386.37
  5. Step 5: Solve for x
    x = 1,170,583,386.37/40,394.30
  6. Step 6: Final answer
    x = 28,978.93

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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.