Home / 54,779.00-75,598.47-30,896.96

Finding the Fourth Proportional to 54,779.00, 75,598.47 and 30,896.96

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Solution

The fourth proportional to 54,779.00, 75,598.47 and 30,896.96 is: 42,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.00 : 75,598.47 = 30,896.96 : x
  2. Step 2: Convert to fraction form
    54,779.00/75,598.47 = 30,896.96/x
  3. Step 3: Cross multiply
    54,779.00x = 75,598.47 × 30,896.96
  4. Step 4: Simplify right side
    54,779.00x = 2,335,762,525.66
  5. Step 5: Solve for x
    x = 2,335,762,525.66/54,779.00
  6. Step 6: Final answer
    x = 42,639.75

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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.