Home / 43,686.54-60,295.19-25,780.28

Finding the Fourth Proportional to 43,686.54, 60,295.19 and 25,780.28

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Solution

The fourth proportional to 43,686.54, 60,295.19 and 25,780.28 is: 35,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,686.54 : 60,295.19 = 25,780.28 : x
  2. Step 2: Convert to fraction form
    43,686.54/60,295.19 = 25,780.28/x
  3. Step 3: Cross multiply
    43,686.54x = 60,295.19 × 25,780.28
  4. Step 4: Simplify right side
    43,686.54x = 1,554,426,450.48
  5. Step 5: Solve for x
    x = 1,554,426,450.48/43,686.54
  6. Step 6: Final answer
    x = 35,581.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.