Home / 83,574.09-125,365.32-27,409.23

Finding the Fourth Proportional to 83,574.09, 125,365.32 and 27,409.23

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Solution

The fourth proportional to 83,574.09, 125,365.32 and 27,409.23 is: 41,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,574.09 : 125,365.32 = 27,409.23 : x
  2. Step 2: Convert to fraction form
    83,574.09/125,365.32 = 27,409.23/x
  3. Step 3: Cross multiply
    83,574.09x = 125,365.32 × 27,409.23
  4. Step 4: Simplify right side
    83,574.09x = 3,436,166,889.90
  5. Step 5: Solve for x
    x = 3,436,166,889.90/83,574.09
  6. Step 6: Final answer
    x = 41,115.22

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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.