Home / 56,325.15-77,314.59-49,808.96

Finding the Fourth Proportional to 56,325.15, 77,314.59 and 49,808.96

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Solution

The fourth proportional to 56,325.15, 77,314.59 and 49,808.96 is: 68,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,325.15 : 77,314.59 = 49,808.96 : x
  2. Step 2: Convert to fraction form
    56,325.15/77,314.59 = 49,808.96/x
  3. Step 3: Cross multiply
    56,325.15x = 77,314.59 × 49,808.96
  4. Step 4: Simplify right side
    56,325.15x = 3,850,958,934.15
  5. Step 5: Solve for x
    x = 3,850,958,934.15/56,325.15
  6. Step 6: Final answer
    x = 68,370.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.