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Finding the Fourth Proportional to 163,550.34, 245,325.42 and 43,607.34

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Solution

The fourth proportional to 163,550.34, 245,325.42 and 43,607.34 is: 65,410.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,550.34 : 245,325.42 = 43,607.34 : x
  2. Step 2: Convert to fraction form
    163,550.34/245,325.42 = 43,607.34/x
  3. Step 3: Cross multiply
    163,550.34x = 245,325.42 × 43,607.34
  4. Step 4: Simplify right side
    163,550.34x = 10,697,989,000.58
  5. Step 5: Solve for x
    x = 10,697,989,000.58/163,550.34
  6. Step 6: Final answer
    x = 65,410.99

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1.5x scale

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.