Home / 83,032.08-114,580.80-47,217.12

Finding the Fourth Proportional to 83,032.08, 114,580.80 and 47,217.12

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Solution

The fourth proportional to 83,032.08, 114,580.80 and 47,217.12 is: 65,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,032.08 : 114,580.80 = 47,217.12 : x
  2. Step 2: Convert to fraction form
    83,032.08/114,580.80 = 47,217.12/x
  3. Step 3: Cross multiply
    83,032.08x = 114,580.80 × 47,217.12
  4. Step 4: Simplify right side
    83,032.08x = 5,410,175,383.30
  5. Step 5: Solve for x
    x = 5,410,175,383.30/83,032.08
  6. Step 6: Final answer
    x = 65,157.65

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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.