Home / 56,195.90-77,567.78-34,692.42

Finding the Fourth Proportional to 56,195.90, 77,567.78 and 34,692.42

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Solution

The fourth proportional to 56,195.90, 77,567.78 and 34,692.42 is: 47,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,195.90 : 77,567.78 = 34,692.42 : x
  2. Step 2: Convert to fraction form
    56,195.90/77,567.78 = 34,692.42/x
  3. Step 3: Cross multiply
    56,195.90x = 77,567.78 × 34,692.42
  4. Step 4: Simplify right side
    56,195.90x = 2,691,014,088.96
  5. Step 5: Solve for x
    x = 2,691,014,088.96/56,195.90
  6. Step 6: Final answer
    x = 47,886.31

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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.