Home / 37,274.04-55,779.84-28,438.56

Finding the Fourth Proportional to 37,274.04, 55,779.84 and 28,438.56

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Solution

The fourth proportional to 37,274.04, 55,779.84 and 28,438.56 is: 42,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,274.04 : 55,779.84 = 28,438.56 : x
  2. Step 2: Convert to fraction form
    37,274.04/55,779.84 = 28,438.56/x
  3. Step 3: Cross multiply
    37,274.04x = 55,779.84 × 28,438.56
  4. Step 4: Simplify right side
    37,274.04x = 1,586,298,326.63
  5. Step 5: Solve for x
    x = 1,586,298,326.63/37,274.04
  6. Step 6: Final answer
    x = 42,557.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.