Home / 56,899.40-85,247.82-34,701.32

Finding the Fourth Proportional to 56,899.40, 85,247.82 and 34,701.32

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Solution

The fourth proportional to 56,899.40, 85,247.82 and 34,701.32 is: 51,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,899.40 : 85,247.82 = 34,701.32 : x
  2. Step 2: Convert to fraction form
    56,899.40/85,247.82 = 34,701.32/x
  3. Step 3: Cross multiply
    56,899.40x = 85,247.82 × 34,701.32
  4. Step 4: Simplify right side
    56,899.40x = 2,958,211,881.12
  5. Step 5: Solve for x
    x = 2,958,211,881.12/56,899.40
  6. Step 6: Final answer
    x = 51,990.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.