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Finding the Fourth Proportional to 164,388.96, 245,140.02 and 162,892.08

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Solution

The fourth proportional to 164,388.96, 245,140.02 and 162,892.08 is: 242,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,388.96 : 245,140.02 = 162,892.08 : x
  2. Step 2: Convert to fraction form
    164,388.96/245,140.02 = 162,892.08/x
  3. Step 3: Cross multiply
    164,388.96x = 245,140.02 × 162,892.08
  4. Step 4: Simplify right side
    164,388.96x = 39,931,367,749.04
  5. Step 5: Solve for x
    x = 39,931,367,749.04/164,388.96
  6. Step 6: Final answer
    x = 242,907.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.