Home / 51,783.84-77,508.66-26,789.46

Finding the Fourth Proportional to 51,783.84, 77,508.66 and 26,789.46

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Solution

The fourth proportional to 51,783.84, 77,508.66 and 26,789.46 is: 40,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,783.84 : 77,508.66 = 26,789.46 : x
  2. Step 2: Convert to fraction form
    51,783.84/77,508.66 = 26,789.46/x
  3. Step 3: Cross multiply
    51,783.84x = 77,508.66 × 26,789.46
  4. Step 4: Simplify right side
    51,783.84x = 2,076,415,146.72
  5. Step 5: Solve for x
    x = 2,076,415,146.72/51,783.84
  6. Step 6: Final answer
    x = 40,097.74

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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.