Home / 48,091.72-72,137.58-31,556.38

Finding the Fourth Proportional to 48,091.72, 72,137.58 and 31,556.38

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Solution

The fourth proportional to 48,091.72, 72,137.58 and 31,556.38 is: 47,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.72 : 72,137.58 = 31,556.38 : x
  2. Step 2: Convert to fraction form
    48,091.72/72,137.58 = 31,556.38/x
  3. Step 3: Cross multiply
    48,091.72x = 72,137.58 × 31,556.38
  4. Step 4: Simplify right side
    48,091.72x = 2,276,400,886.76
  5. Step 5: Solve for x
    x = 2,276,400,886.76/48,091.72
  6. Step 6: Final answer
    x = 47,334.57

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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.