Home / 58,231.29-87,284.67-30,123.06

Finding the Fourth Proportional to 58,231.29, 87,284.67 and 30,123.06

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Solution

The fourth proportional to 58,231.29, 87,284.67 and 30,123.06 is: 45,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,231.29 : 87,284.67 = 30,123.06 : x
  2. Step 2: Convert to fraction form
    58,231.29/87,284.67 = 30,123.06/x
  3. Step 3: Cross multiply
    58,231.29x = 87,284.67 × 30,123.06
  4. Step 4: Simplify right side
    58,231.29x = 2,629,281,351.49
  5. Step 5: Solve for x
    x = 2,629,281,351.49/58,231.29
  6. Step 6: Final answer
    x = 45,152.38

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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.