Home / 49,425.94-74,124.52-28,362.40

Finding the Fourth Proportional to 49,425.94, 74,124.52 and 28,362.40

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Solution

The fourth proportional to 49,425.94, 74,124.52 and 28,362.40 is: 42,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,425.94 : 74,124.52 = 28,362.40 : x
  2. Step 2: Convert to fraction form
    49,425.94/74,124.52 = 28,362.40/x
  3. Step 3: Cross multiply
    49,425.94x = 74,124.52 × 28,362.40
  4. Step 4: Simplify right side
    49,425.94x = 2,102,349,286.05
  5. Step 5: Solve for x
    x = 2,102,349,286.05/49,425.94
  6. Step 6: Final answer
    x = 42,535.34

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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.