Home / 83,013.63-114,558.27-47,203.64

Finding the Fourth Proportional to 83,013.63, 114,558.27 and 47,203.64

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Solution

The fourth proportional to 83,013.63, 114,558.27 and 47,203.64 is: 65,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,013.63 : 114,558.27 = 47,203.64 : x
  2. Step 2: Convert to fraction form
    83,013.63/114,558.27 = 47,203.64/x
  3. Step 3: Cross multiply
    83,013.63x = 114,558.27 × 47,203.64
  4. Step 4: Simplify right side
    83,013.63x = 5,407,567,504.49
  5. Step 5: Solve for x
    x = 5,407,567,504.49/83,013.63
  6. Step 6: Final answer
    x = 65,140.72

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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.