Home / 56,223.06-84,347.31-16,778.70

Finding the Fourth Proportional to 56,223.06, 84,347.31 and 16,778.70

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Solution

The fourth proportional to 56,223.06, 84,347.31 and 16,778.70 is: 25,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,223.06 : 84,347.31 = 16,778.70 : x
  2. Step 2: Convert to fraction form
    56,223.06/84,347.31 = 16,778.70/x
  3. Step 3: Cross multiply
    56,223.06x = 84,347.31 × 16,778.70
  4. Step 4: Simplify right side
    56,223.06x = 1,415,238,210.30
  5. Step 5: Solve for x
    x = 1,415,238,210.30/56,223.06
  6. Step 6: Final answer
    x = 25,171.85

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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.