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Finding the Fourth Proportional to 163,353.01, 245,028.83 and 63,582.78

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Solution

The fourth proportional to 163,353.01, 245,028.83 and 63,582.78 is: 95,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,353.01 : 245,028.83 = 63,582.78 : x
  2. Step 2: Convert to fraction form
    163,353.01/245,028.83 = 63,582.78/x
  3. Step 3: Cross multiply
    163,353.01x = 245,028.83 × 63,582.78
  4. Step 4: Simplify right side
    163,353.01x = 15,579,613,873.63
  5. Step 5: Solve for x
    x = 15,579,613,873.63/163,353.01
  6. Step 6: Final answer
    x = 95,373.90

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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.