Home / 175,634.40-263,451.60-156,280.80

Finding the Fourth Proportional to 175,634.40, 263,451.60 and 156,280.80

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Solution

The fourth proportional to 175,634.40, 263,451.60 and 156,280.80 is: 234,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,634.40 : 263,451.60 = 156,280.80 : x
  2. Step 2: Convert to fraction form
    175,634.40/263,451.60 = 156,280.80/x
  3. Step 3: Cross multiply
    175,634.40x = 263,451.60 × 156,280.80
  4. Step 4: Simplify right side
    175,634.40x = 41,172,426,809.28
  5. Step 5: Solve for x
    x = 41,172,426,809.28/175,634.40
  6. Step 6: Final answer
    x = 234,421.20

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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.