Home / 49,790.80-74,708.16-26,411.50

Finding the Fourth Proportional to 49,790.80, 74,708.16 and 26,411.50

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Solution

The fourth proportional to 49,790.80, 74,708.16 and 26,411.50 is: 39,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.80 : 74,708.16 = 26,411.50 : x
  2. Step 2: Convert to fraction form
    49,790.80/74,708.16 = 26,411.50/x
  3. Step 3: Cross multiply
    49,790.80x = 74,708.16 × 26,411.50
  4. Step 4: Simplify right side
    49,790.80x = 1,973,154,567.84
  5. Step 5: Solve for x
    x = 1,973,154,567.84/49,790.80
  6. Step 6: Final answer
    x = 39,628.90

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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.