Home / 68,379.21-94,275.59-56,069.26

Finding the Fourth Proportional to 68,379.21, 94,275.59 and 56,069.26

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Solution

The fourth proportional to 68,379.21, 94,275.59 and 56,069.26 is: 77,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,379.21 : 94,275.59 = 56,069.26 : x
  2. Step 2: Convert to fraction form
    68,379.21/94,275.59 = 56,069.26/x
  3. Step 3: Cross multiply
    68,379.21x = 94,275.59 × 56,069.26
  4. Step 4: Simplify right side
    68,379.21x = 5,285,962,051.33
  5. Step 5: Solve for x
    x = 5,285,962,051.33/68,379.21
  6. Step 6: Final answer
    x = 77,303.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.