Home / 94,687.81-130,716.50-58,889.36

Finding the Fourth Proportional to 94,687.81, 130,716.50 and 58,889.36

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Solution

The fourth proportional to 94,687.81, 130,716.50 and 58,889.36 is: 81,296.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,687.81 : 130,716.50 = 58,889.36 : x
  2. Step 2: Convert to fraction form
    94,687.81/130,716.50 = 58,889.36/x
  3. Step 3: Cross multiply
    94,687.81x = 130,716.50 × 58,889.36
  4. Step 4: Simplify right side
    94,687.81x = 7,697,811,058.78
  5. Step 5: Solve for x
    x = 7,697,811,058.78/94,687.81
  6. Step 6: Final answer
    x = 81,296.75

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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.