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Finding the Fourth Proportional to 116,660.70, 174,080.86 and 104,094.36

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Solution

The fourth proportional to 116,660.70, 174,080.86 and 104,094.36 is: 155,329.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,660.70 : 174,080.86 = 104,094.36 : x
  2. Step 2: Convert to fraction form
    116,660.70/174,080.86 = 104,094.36/x
  3. Step 3: Cross multiply
    116,660.70x = 174,080.86 × 104,094.36
  4. Step 4: Simplify right side
    116,660.70x = 18,120,835,449.71
  5. Step 5: Solve for x
    x = 18,120,835,449.71/116,660.70
  6. Step 6: Final answer
    x = 155,329.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.