Home / 54,420.27-75,094.21-30,549.57

Finding the Fourth Proportional to 54,420.27, 75,094.21 and 30,549.57

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Solution

The fourth proportional to 54,420.27, 75,094.21 and 30,549.57 is: 42,155.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420.27 : 75,094.21 = 30,549.57 : x
  2. Step 2: Convert to fraction form
    54,420.27/75,094.21 = 30,549.57/x
  3. Step 3: Cross multiply
    54,420.27x = 75,094.21 × 30,549.57
  4. Step 4: Simplify right side
    54,420.27x = 2,294,095,824.99
  5. Step 5: Solve for x
    x = 2,294,095,824.99/54,420.27
  6. Step 6: Final answer
    x = 42,155.17

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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.