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Finding the Fourth Proportional to 168,967.80, 233,149.50 and 97,333.80

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Solution

The fourth proportional to 168,967.80, 233,149.50 and 97,333.80 is: 134,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,967.80 : 233,149.50 = 97,333.80 : x
  2. Step 2: Convert to fraction form
    168,967.80/233,149.50 = 97,333.80/x
  3. Step 3: Cross multiply
    168,967.80x = 233,149.50 × 97,333.80
  4. Step 4: Simplify right side
    168,967.80x = 22,693,326,803.10
  5. Step 5: Solve for x
    x = 22,693,326,803.10/168,967.80
  6. Step 6: Final answer
    x = 134,305.63

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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.