Home / 94,690.82-130,720.64-58,892.37

Finding the Fourth Proportional to 94,690.82, 130,720.64 and 58,892.37

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Solution

The fourth proportional to 94,690.82, 130,720.64 and 58,892.37 is: 81,300.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,690.82 : 130,720.64 = 58,892.37 : x
  2. Step 2: Convert to fraction form
    94,690.82/130,720.64 = 58,892.37/x
  3. Step 3: Cross multiply
    94,690.82x = 130,720.64 × 58,892.37
  4. Step 4: Simplify right side
    94,690.82x = 7,698,448,297.52
  5. Step 5: Solve for x
    x = 7,698,448,297.52/94,690.82
  6. Step 6: Final answer
    x = 81,300.89

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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.