Home / 165,216.80-247,825.20-162,592.40

Finding the Fourth Proportional to 165,216.80, 247,825.20 and 162,592.40

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Solution

The fourth proportional to 165,216.80, 247,825.20 and 162,592.40 is: 243,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,216.80 : 247,825.20 = 162,592.40 : x
  2. Step 2: Convert to fraction form
    165,216.80/247,825.20 = 162,592.40/x
  3. Step 3: Cross multiply
    165,216.80x = 247,825.20 × 162,592.40
  4. Step 4: Simplify right side
    165,216.80x = 40,294,494,048.48
  5. Step 5: Solve for x
    x = 40,294,494,048.48/165,216.80
  6. Step 6: Final answer
    x = 243,888.60

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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.