Home / 52,063.98-78,095.27-12,621.44

Finding the Fourth Proportional to 52,063.98, 78,095.27 and 12,621.44

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Solution

The fourth proportional to 52,063.98, 78,095.27 and 12,621.44 is: 18,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,063.98 : 78,095.27 = 12,621.44 : x
  2. Step 2: Convert to fraction form
    52,063.98/78,095.27 = 12,621.44/x
  3. Step 3: Cross multiply
    52,063.98x = 78,095.27 × 12,621.44
  4. Step 4: Simplify right side
    52,063.98x = 985,674,311.01
  5. Step 5: Solve for x
    x = 985,674,311.01/52,063.98
  6. Step 6: Final answer
    x = 18,931.98

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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.