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Finding the Fourth Proportional to 163,760.40, 245,627.64 and 58,568.40

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Solution

The fourth proportional to 163,760.40, 245,627.64 and 58,568.40 is: 87,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,760.40 : 245,627.64 = 58,568.40 : x
  2. Step 2: Convert to fraction form
    163,760.40/245,627.64 = 58,568.40/x
  3. Step 3: Cross multiply
    163,760.40x = 245,627.64 × 58,568.40
  4. Step 4: Simplify right side
    163,760.40x = 14,386,017,870.58
  5. Step 5: Solve for x
    x = 14,386,017,870.58/163,760.40
  6. Step 6: Final answer
    x = 87,847.96

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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.