Home / 54,425.32-75,106.64-30,551.99

Finding the Fourth Proportional to 54,425.32, 75,106.64 and 30,551.99

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Solution

The fourth proportional to 54,425.32, 75,106.64 and 30,551.99 is: 42,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.32 : 75,106.64 = 30,551.99 : x
  2. Step 2: Convert to fraction form
    54,425.32/75,106.64 = 30,551.99/x
  3. Step 3: Cross multiply
    54,425.32x = 75,106.64 × 30,551.99
  4. Step 4: Simplify right side
    54,425.32x = 2,294,657,015.06
  5. Step 5: Solve for x
    x = 2,294,657,015.06/54,425.32
  6. Step 6: Final answer
    x = 42,161.57

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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.