Home / 49,718.52-74,577.30-14,657.64

Finding the Fourth Proportional to 49,718.52, 74,577.30 and 14,657.64

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Solution

The fourth proportional to 49,718.52, 74,577.30 and 14,657.64 is: 21,986.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,718.52 : 74,577.30 = 14,657.64 : x
  2. Step 2: Convert to fraction form
    49,718.52/74,577.30 = 14,657.64/x
  3. Step 3: Cross multiply
    49,718.52x = 74,577.30 × 14,657.64
  4. Step 4: Simplify right side
    49,718.52x = 1,093,127,215.57
  5. Step 5: Solve for x
    x = 1,093,127,215.57/49,718.52
  6. Step 6: Final answer
    x = 21,986.32

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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.