Home / 34,878.90-52,317.88-8,583.86

Finding the Fourth Proportional to 34,878.90, 52,317.88 and 8,583.86

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Solution

The fourth proportional to 34,878.90, 52,317.88 and 8,583.86 is: 12,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878.90 : 52,317.88 = 8,583.86 : x
  2. Step 2: Convert to fraction form
    34,878.90/52,317.88 = 8,583.86/x
  3. Step 3: Cross multiply
    34,878.90x = 52,317.88 × 8,583.86
  4. Step 4: Simplify right side
    34,878.90x = 449,089,357.42
  5. Step 5: Solve for x
    x = 449,089,357.42/34,878.90
  6. Step 6: Final answer
    x = 12,875.67

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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.