Home / 49,724.30-74,586.35-14,688.56

Finding the Fourth Proportional to 49,724.30, 74,586.35 and 14,688.56

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Solution

The fourth proportional to 49,724.30, 74,586.35 and 14,688.56 is: 22,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,724.30 : 74,586.35 = 14,688.56 : x
  2. Step 2: Convert to fraction form
    49,724.30/74,586.35 = 14,688.56/x
  3. Step 3: Cross multiply
    49,724.30x = 74,586.35 × 14,688.56
  4. Step 4: Simplify right side
    49,724.30x = 1,095,565,630.78
  5. Step 5: Solve for x
    x = 1,095,565,630.78/49,724.30
  6. Step 6: Final answer
    x = 22,032.80

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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.