Home / 52,113.74-78,181.65-20,093.63

Finding the Fourth Proportional to 52,113.74, 78,181.65 and 20,093.63

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Solution

The fourth proportional to 52,113.74, 78,181.65 and 20,093.63 is: 30,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,113.74 : 78,181.65 = 20,093.63 : x
  2. Step 2: Convert to fraction form
    52,113.74/78,181.65 = 20,093.63/x
  3. Step 3: Cross multiply
    52,113.74x = 78,181.65 × 20,093.63
  4. Step 4: Simplify right side
    52,113.74x = 1,570,953,147.89
  5. Step 5: Solve for x
    x = 1,570,953,147.89/52,113.74
  6. Step 6: Final answer
    x = 30,144.70

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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.