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Finding the Fourth Proportional to 166,593.84, 229,925.16 and 131,053.20

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Solution

The fourth proportional to 166,593.84, 229,925.16 and 131,053.20 is: 180,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,593.84 : 229,925.16 = 131,053.20 : x
  2. Step 2: Convert to fraction form
    166,593.84/229,925.16 = 131,053.20/x
  3. Step 3: Cross multiply
    166,593.84x = 229,925.16 × 131,053.20
  4. Step 4: Simplify right side
    166,593.84x = 30,132,427,978.51
  5. Step 5: Solve for x
    x = 30,132,427,978.51/166,593.84
  6. Step 6: Final answer
    x = 180,873.60

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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.