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Finding the Fourth Proportional to 84,366.60, 116,444.52 and 53,733.48

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Solution

The fourth proportional to 84,366.60, 116,444.52 and 53,733.48 is: 74,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,366.60 : 116,444.52 = 53,733.48 : x
  2. Step 2: Convert to fraction form
    84,366.60/116,444.52 = 53,733.48/x
  3. Step 3: Cross multiply
    84,366.60x = 116,444.52 × 53,733.48
  4. Step 4: Simplify right side
    84,366.60x = 6,256,969,286.53
  5. Step 5: Solve for x
    x = 6,256,969,286.53/84,366.60
  6. Step 6: Final answer
    x = 74,164.06

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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.