Home / 46,785.12-70,054.35-28,020.66

Finding the Fourth Proportional to 46,785.12, 70,054.35 and 28,020.66

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Solution

The fourth proportional to 46,785.12, 70,054.35 and 28,020.66 is: 41,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,785.12 : 70,054.35 = 28,020.66 : x
  2. Step 2: Convert to fraction form
    46,785.12/70,054.35 = 28,020.66/x
  3. Step 3: Cross multiply
    46,785.12x = 70,054.35 × 28,020.66
  4. Step 4: Simplify right side
    46,785.12x = 1,962,969,122.87
  5. Step 5: Solve for x
    x = 1,962,969,122.87/46,785.12
  6. Step 6: Final answer
    x = 41,957.12

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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.