Home / 56,303.37-77,686.32-33,638.96

Finding the Fourth Proportional to 56,303.37, 77,686.32 and 33,638.96

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Solution

The fourth proportional to 56,303.37, 77,686.32 and 33,638.96 is: 46,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,303.37 : 77,686.32 = 33,638.96 : x
  2. Step 2: Convert to fraction form
    56,303.37/77,686.32 = 33,638.96/x
  3. Step 3: Cross multiply
    56,303.37x = 77,686.32 × 33,638.96
  4. Step 4: Simplify right side
    56,303.37x = 2,613,287,331.39
  5. Step 5: Solve for x
    x = 2,613,287,331.39/56,303.37
  6. Step 6: Final answer
    x = 46,414.40

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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.