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Finding the Fourth Proportional to 84,655.60, 116,824.73 and 45,893.55

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Solution

The fourth proportional to 84,655.60, 116,824.73 and 45,893.55 is: 63,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,655.60 : 116,824.73 = 45,893.55 : x
  2. Step 2: Convert to fraction form
    84,655.60/116,824.73 = 45,893.55/x
  3. Step 3: Cross multiply
    84,655.60x = 116,824.73 × 45,893.55
  4. Step 4: Simplify right side
    84,655.60x = 5,361,502,054.27
  5. Step 5: Solve for x
    x = 5,361,502,054.27/84,655.60
  6. Step 6: Final answer
    x = 63,333.11

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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.