Home / 52,039.80-78,059.88-12,596.85

Finding the Fourth Proportional to 52,039.80, 78,059.88 and 12,596.85

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Solution

The fourth proportional to 52,039.80, 78,059.88 and 12,596.85 is: 18,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.80 : 78,059.88 = 12,596.85 : x
  2. Step 2: Convert to fraction form
    52,039.80/78,059.88 = 12,596.85/x
  3. Step 3: Cross multiply
    52,039.80x = 78,059.88 × 12,596.85
  4. Step 4: Simplify right side
    52,039.80x = 983,308,599.38
  5. Step 5: Solve for x
    x = 983,308,599.38/52,039.80
  6. Step 6: Final answer
    x = 18,895.32

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1.5x scale

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.