Home / 56,347.44-77,757.05-30,853.34

Finding the Fourth Proportional to 56,347.44, 77,757.05 and 30,853.34

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Solution

The fourth proportional to 56,347.44, 77,757.05 and 30,853.34 is: 42,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,347.44 : 77,757.05 = 30,853.34 : x
  2. Step 2: Convert to fraction form
    56,347.44/77,757.05 = 30,853.34/x
  3. Step 3: Cross multiply
    56,347.44x = 77,757.05 × 30,853.34
  4. Step 4: Simplify right side
    56,347.44x = 2,399,064,158.00
  5. Step 5: Solve for x
    x = 2,399,064,158.00/56,347.44
  6. Step 6: Final answer
    x = 42,576.28

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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.