Home / 56,559.36-78,048.40-32,682.16

Finding the Fourth Proportional to 56,559.36, 78,048.40 and 32,682.16

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Solution

The fourth proportional to 56,559.36, 78,048.40 and 32,682.16 is: 45,099.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,559.36 : 78,048.40 = 32,682.16 : x
  2. Step 2: Convert to fraction form
    56,559.36/78,048.40 = 32,682.16/x
  3. Step 3: Cross multiply
    56,559.36x = 78,048.40 × 32,682.16
  4. Step 4: Simplify right side
    56,559.36x = 2,550,790,296.54
  5. Step 5: Solve for x
    x = 2,550,790,296.54/56,559.36
  6. Step 6: Final answer
    x = 45,099.35

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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.