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Finding the Fourth Proportional to 163,627.60, 245,004 and 93,410.32

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Solution

The fourth proportional to 163,627.60, 245,004 and 93,410.32 is: 139,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,627.60 : 245,004 = 93,410.32 : x
  2. Step 2: Convert to fraction form
    163,627.60/245,004 = 93,410.32/x
  3. Step 3: Cross multiply
    163,627.60x = 245,004 × 93,410.32
  4. Step 4: Simplify right side
    163,627.60x = 22,885,902,041.28
  5. Step 5: Solve for x
    x = 22,885,902,041.28/163,627.60
  6. Step 6: Final answer
    x = 139,865.78

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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.