Home / 54,574.32-75,203.46-39,440.28

Finding the Fourth Proportional to 54,574.32, 75,203.46 and 39,440.28

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Solution

The fourth proportional to 54,574.32, 75,203.46 and 39,440.28 is: 54,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574.32 : 75,203.46 = 39,440.28 : x
  2. Step 2: Convert to fraction form
    54,574.32/75,203.46 = 39,440.28/x
  3. Step 3: Cross multiply
    54,574.32x = 75,203.46 × 39,440.28
  4. Step 4: Simplify right side
    54,574.32x = 2,966,045,519.37
  5. Step 5: Solve for x
    x = 2,966,045,519.37/54,574.32
  6. Step 6: Final answer
    x = 54,348.74

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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.