Home / 163,724.40-245,586.60-132,620.40

Finding the Fourth Proportional to 163,724.40, 245,586.60 and 132,620.40

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Solution

The fourth proportional to 163,724.40, 245,586.60 and 132,620.40 is: 198,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,724.40 : 245,586.60 = 132,620.40 : x
  2. Step 2: Convert to fraction form
    163,724.40/245,586.60 = 132,620.40/x
  3. Step 3: Cross multiply
    163,724.40x = 245,586.60 × 132,620.40
  4. Step 4: Simplify right side
    163,724.40x = 32,569,793,126.64
  5. Step 5: Solve for x
    x = 32,569,793,126.64/163,724.40
  6. Step 6: Final answer
    x = 198,930.60

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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.