Home / 52,594.11-78,919.88-30,450.74

Finding the Fourth Proportional to 52,594.11, 78,919.88 and 30,450.74

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Solution

The fourth proportional to 52,594.11, 78,919.88 and 30,450.74 is: 45,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,594.11 : 78,919.88 = 30,450.74 : x
  2. Step 2: Convert to fraction form
    52,594.11/78,919.88 = 30,450.74/x
  3. Step 3: Cross multiply
    52,594.11x = 78,919.88 × 30,450.74
  4. Step 4: Simplify right side
    52,594.11x = 2,403,168,199.86
  5. Step 5: Solve for x
    x = 2,403,168,199.86/52,594.11
  6. Step 6: Final answer
    x = 45,692.72

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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.