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Finding the Fourth Proportional to 163,510.20, 245,338.20 and 58,404.60

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Solution

The fourth proportional to 163,510.20, 245,338.20 and 58,404.60 is: 87,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,510.20 : 245,338.20 = 58,404.60 : x
  2. Step 2: Convert to fraction form
    163,510.20/245,338.20 = 58,404.60/x
  3. Step 3: Cross multiply
    163,510.20x = 245,338.20 × 58,404.60
  4. Step 4: Simplify right side
    163,510.20x = 14,328,879,435.72
  5. Step 5: Solve for x
    x = 14,328,879,435.72/163,510.20
  6. Step 6: Final answer
    x = 87,632.94

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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.