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Finding the Fourth Proportional to 163,495.84, 245,143.40 and 63,539.32

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Solution

The fourth proportional to 163,495.84, 245,143.40 and 63,539.32 is: 95,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,495.84 : 245,143.40 = 63,539.32 : x
  2. Step 2: Convert to fraction form
    163,495.84/245,143.40 = 63,539.32/x
  3. Step 3: Cross multiply
    163,495.84x = 245,143.40 × 63,539.32
  4. Step 4: Simplify right side
    163,495.84x = 15,576,244,007.93
  5. Step 5: Solve for x
    x = 15,576,244,007.93/163,495.84
  6. Step 6: Final answer
    x = 95,269.97

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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.