Home / 56,427.80-77,849.75-33,767.43

Finding the Fourth Proportional to 56,427.80, 77,849.75 and 33,767.43

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Solution

The fourth proportional to 56,427.80, 77,849.75 and 33,767.43 is: 46,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,427.80 : 77,849.75 = 33,767.43 : x
  2. Step 2: Convert to fraction form
    56,427.80/77,849.75 = 33,767.43/x
  3. Step 3: Cross multiply
    56,427.80x = 77,849.75 × 33,767.43
  4. Step 4: Simplify right side
    56,427.80x = 2,628,785,814.81
  5. Step 5: Solve for x
    x = 2,628,785,814.81/56,427.80
  6. Step 6: Final answer
    x = 46,586.72

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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.