Home / 36,500.10-54,782.55-31,251.30

Finding the Fourth Proportional to 36,500.10, 54,782.55 and 31,251.30

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Solution

The fourth proportional to 36,500.10, 54,782.55 and 31,251.30 is: 46,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,500.10 : 54,782.55 = 31,251.30 : x
  2. Step 2: Convert to fraction form
    36,500.10/54,782.55 = 31,251.30/x
  3. Step 3: Cross multiply
    36,500.10x = 54,782.55 × 31,251.30
  4. Step 4: Simplify right side
    36,500.10x = 1,712,025,904.82
  5. Step 5: Solve for x
    x = 1,712,025,904.82/36,500.10
  6. Step 6: Final answer
    x = 46,904.69

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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.