Home / 58,284.55-87,405.40-20,834.52

Finding the Fourth Proportional to 58,284.55, 87,405.40 and 20,834.52

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Solution

The fourth proportional to 58,284.55, 87,405.40 and 20,834.52 is: 31,244.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,284.55 : 87,405.40 = 20,834.52 : x
  2. Step 2: Convert to fraction form
    58,284.55/87,405.40 = 20,834.52/x
  3. Step 3: Cross multiply
    58,284.55x = 87,405.40 × 20,834.52
  4. Step 4: Simplify right side
    58,284.55x = 1,821,049,554.41
  5. Step 5: Solve for x
    x = 1,821,049,554.41/58,284.55
  6. Step 6: Final answer
    x = 31,244.12

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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.