Home / 94,781.82-130,827.86-58,494.36

Finding the Fourth Proportional to 94,781.82, 130,827.86 and 58,494.36

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Solution

The fourth proportional to 94,781.82, 130,827.86 and 58,494.36 is: 80,740.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,781.82 : 130,827.86 = 58,494.36 : x
  2. Step 2: Convert to fraction form
    94,781.82/130,827.86 = 58,494.36/x
  3. Step 3: Cross multiply
    94,781.82x = 130,827.86 × 58,494.36
  4. Step 4: Simplify right side
    94,781.82x = 7,652,691,940.87
  5. Step 5: Solve for x
    x = 7,652,691,940.87/94,781.82
  6. Step 6: Final answer
    x = 80,740.08

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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.