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Finding the Fourth Proportional to 168,892.83, 232,970.58 and 111,532.68

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Solution

The fourth proportional to 168,892.83, 232,970.58 and 111,532.68 is: 153,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,892.83 : 232,970.58 = 111,532.68 : x
  2. Step 2: Convert to fraction form
    168,892.83/232,970.58 = 111,532.68/x
  3. Step 3: Cross multiply
    168,892.83x = 232,970.58 × 111,532.68
  4. Step 4: Simplify right side
    168,892.83x = 25,983,833,148.55
  5. Step 5: Solve for x
    x = 25,983,833,148.55/168,892.83
  6. Step 6: Final answer
    x = 153,848.05

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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.