Home / 56,405.48-77,818.96-33,745.12

Finding the Fourth Proportional to 56,405.48, 77,818.96 and 33,745.12

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Solution

The fourth proportional to 56,405.48, 77,818.96 and 33,745.12 is: 46,555.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,405.48 : 77,818.96 = 33,745.12 : x
  2. Step 2: Convert to fraction form
    56,405.48/77,818.96 = 33,745.12/x
  3. Step 3: Cross multiply
    56,405.48x = 77,818.96 × 33,745.12
  4. Step 4: Simplify right side
    56,405.48x = 2,626,009,991.11
  5. Step 5: Solve for x
    x = 2,626,009,991.11/56,405.48
  6. Step 6: Final answer
    x = 46,555.94

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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.