Home / 51,698.45-77,511.47-26,405.66

Finding the Fourth Proportional to 51,698.45, 77,511.47 and 26,405.66

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Solution

The fourth proportional to 51,698.45, 77,511.47 and 26,405.66 is: 39,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,698.45 : 77,511.47 = 26,405.66 : x
  2. Step 2: Convert to fraction form
    51,698.45/77,511.47 = 26,405.66/x
  3. Step 3: Cross multiply
    51,698.45x = 77,511.47 × 26,405.66
  4. Step 4: Simplify right side
    51,698.45x = 2,046,741,584.67
  5. Step 5: Solve for x
    x = 2,046,741,584.67/51,698.45
  6. Step 6: Final answer
    x = 39,590.00

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1.5x scale

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.