Home / 54,684.04-75,462.54-30,809.28

Finding the Fourth Proportional to 54,684.04, 75,462.54 and 30,809.28

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Solution

The fourth proportional to 54,684.04, 75,462.54 and 30,809.28 is: 42,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,684.04 : 75,462.54 = 30,809.28 : x
  2. Step 2: Convert to fraction form
    54,684.04/75,462.54 = 30,809.28/x
  3. Step 3: Cross multiply
    54,684.04x = 75,462.54 × 30,809.28
  4. Step 4: Simplify right side
    54,684.04x = 2,324,946,524.37
  5. Step 5: Solve for x
    x = 2,324,946,524.37/54,684.04
  6. Step 6: Final answer
    x = 42,516.00

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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.