Home / 49,623.64-74,357.64-42,197.56

Finding the Fourth Proportional to 49,623.64, 74,357.64 and 42,197.56

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Solution

The fourth proportional to 49,623.64, 74,357.64 and 42,197.56 is: 63,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,623.64 : 74,357.64 = 42,197.56 : x
  2. Step 2: Convert to fraction form
    49,623.64/74,357.64 = 42,197.56/x
  3. Step 3: Cross multiply
    49,623.64x = 74,357.64 × 42,197.56
  4. Step 4: Simplify right side
    49,623.64x = 3,137,710,975.36
  5. Step 5: Solve for x
    x = 3,137,710,975.36/49,623.64
  6. Step 6: Final answer
    x = 63,230.17

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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.