Home / 54,779.24-75,575.05-40,473.52

Finding the Fourth Proportional to 54,779.24, 75,575.05 and 40,473.52

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Solution

The fourth proportional to 54,779.24, 75,575.05 and 40,473.52 is: 55,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,779.24 : 75,575.05 = 40,473.52 : x
  2. Step 2: Convert to fraction form
    54,779.24/75,575.05 = 40,473.52/x
  3. Step 3: Cross multiply
    54,779.24x = 75,575.05 × 40,473.52
  4. Step 4: Simplify right side
    54,779.24x = 3,058,788,007.55
  5. Step 5: Solve for x
    x = 3,058,788,007.55/54,779.24
  6. Step 6: Final answer
    x = 55,838.45

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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.