Home / 56,937.59-85,458.20-30,305.93

Finding the Fourth Proportional to 56,937.59, 85,458.20 and 30,305.93

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Solution

The fourth proportional to 56,937.59, 85,458.20 and 30,305.93 is: 45,486.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,937.59 : 85,458.20 = 30,305.93 : x
  2. Step 2: Convert to fraction form
    56,937.59/85,458.20 = 30,305.93/x
  3. Step 3: Cross multiply
    56,937.59x = 85,458.20 × 30,305.93
  4. Step 4: Simplify right side
    56,937.59x = 2,589,890,227.13
  5. Step 5: Solve for x
    x = 2,589,890,227.13/56,937.59
  6. Step 6: Final answer
    x = 45,486.47

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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.