Home / 56,480.81-77,935.43-33,814.38

Finding the Fourth Proportional to 56,480.81, 77,935.43 and 33,814.38

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Solution

The fourth proportional to 56,480.81, 77,935.43 and 33,814.38 is: 46,659.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,480.81 : 77,935.43 = 33,814.38 : x
  2. Step 2: Convert to fraction form
    56,480.81/77,935.43 = 33,814.38/x
  3. Step 3: Cross multiply
    56,480.81x = 77,935.43 × 33,814.38
  4. Step 4: Simplify right side
    56,480.81x = 2,635,338,076.41
  5. Step 5: Solve for x
    x = 2,635,338,076.41/56,480.81
  6. Step 6: Final answer
    x = 46,659.00

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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.