Home / 54,570.97-75,303.88-30,693.03

Finding the Fourth Proportional to 54,570.97, 75,303.88 and 30,693.03

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Solution

The fourth proportional to 54,570.97, 75,303.88 and 30,693.03 is: 42,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,570.97 : 75,303.88 = 30,693.03 : x
  2. Step 2: Convert to fraction form
    54,570.97/75,303.88 = 30,693.03/x
  3. Step 3: Cross multiply
    54,570.97x = 75,303.88 × 30,693.03
  4. Step 4: Simplify right side
    54,570.97x = 2,311,303,888.83
  5. Step 5: Solve for x
    x = 2,311,303,888.83/54,570.97
  6. Step 6: Final answer
    x = 42,354.10

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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.