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Finding the Fourth Proportional to 144,059.60, 215,959.80 and 94,163.60

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Solution

The fourth proportional to 144,059.60, 215,959.80 and 94,163.60 is: 141,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,059.60 : 215,959.80 = 94,163.60 : x
  2. Step 2: Convert to fraction form
    144,059.60/215,959.80 = 94,163.60/x
  3. Step 3: Cross multiply
    144,059.60x = 215,959.80 × 94,163.60
  4. Step 4: Simplify right side
    144,059.60x = 20,335,552,223.28
  5. Step 5: Solve for x
    x = 20,335,552,223.28/144,059.60
  6. Step 6: Final answer
    x = 141,160.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.