Home / 47,736.06-65,877.21-28,862.34

Finding the Fourth Proportional to 47,736.06, 65,877.21 and 28,862.34

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Solution

The fourth proportional to 47,736.06, 65,877.21 and 28,862.34 is: 39,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,736.06 : 65,877.21 = 28,862.34 : x
  2. Step 2: Convert to fraction form
    47,736.06/65,877.21 = 28,862.34/x
  3. Step 3: Cross multiply
    47,736.06x = 65,877.21 × 28,862.34
  4. Step 4: Simplify right side
    47,736.06x = 1,901,370,433.27
  5. Step 5: Solve for x
    x = 1,901,370,433.27/47,736.06
  6. Step 6: Final answer
    x = 39,830.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.