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Finding the Fourth Proportional to 174,001.80, 261,245.70 and 111,210.60

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Solution

The fourth proportional to 174,001.80, 261,245.70 and 111,210.60 is: 166,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,001.80 : 261,245.70 = 111,210.60 : x
  2. Step 2: Convert to fraction form
    174,001.80/261,245.70 = 111,210.60/x
  3. Step 3: Cross multiply
    174,001.80x = 261,245.70 × 111,210.60
  4. Step 4: Simplify right side
    174,001.80x = 29,053,291,044.42
  5. Step 5: Solve for x
    x = 29,053,291,044.42/174,001.80
  6. Step 6: Final answer
    x = 166,971.21

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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.