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Finding the Fourth Proportional to 84,209.52, 116,208.90 and 46,483.50

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Solution

The fourth proportional to 84,209.52, 116,208.90 and 46,483.50 is: 64,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,209.52 : 116,208.90 = 46,483.50 : x
  2. Step 2: Convert to fraction form
    84,209.52/116,208.90 = 46,483.50/x
  3. Step 3: Cross multiply
    84,209.52x = 116,208.90 × 46,483.50
  4. Step 4: Simplify right side
    84,209.52x = 5,401,796,403.15
  5. Step 5: Solve for x
    x = 5,401,796,403.15/84,209.52
  6. Step 6: Final answer
    x = 64,147.10

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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.