Home / 56,060.81-77,369.39-41,889.05

Finding the Fourth Proportional to 56,060.81, 77,369.39 and 41,889.05

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Solution

The fourth proportional to 56,060.81, 77,369.39 and 41,889.05 is: 57,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,060.81 : 77,369.39 = 41,889.05 : x
  2. Step 2: Convert to fraction form
    56,060.81/77,369.39 = 41,889.05/x
  3. Step 3: Cross multiply
    56,060.81x = 77,369.39 × 41,889.05
  4. Step 4: Simplify right side
    56,060.81x = 3,240,930,036.73
  5. Step 5: Solve for x
    x = 3,240,930,036.73/56,060.81
  6. Step 6: Final answer
    x = 57,810.97

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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.