Home / 56,576.11-78,066.37-32,698.18

Finding the Fourth Proportional to 56,576.11, 78,066.37 and 32,698.18

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Solution

The fourth proportional to 56,576.11, 78,066.37 and 32,698.18 is: 45,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,576.11 : 78,066.37 = 32,698.18 : x
  2. Step 2: Convert to fraction form
    56,576.11/78,066.37 = 32,698.18/x
  3. Step 3: Cross multiply
    56,576.11x = 78,066.37 × 32,698.18
  4. Step 4: Simplify right side
    56,576.11x = 2,552,628,218.21
  5. Step 5: Solve for x
    x = 2,552,628,218.21/56,576.11
  6. Step 6: Final answer
    x = 45,118.48

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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.