Home / 175,257.60-262,886.40-161,740.80

Finding the Fourth Proportional to 175,257.60, 262,886.40 and 161,740.80

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Solution

The fourth proportional to 175,257.60, 262,886.40 and 161,740.80 is: 242,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,257.60 : 262,886.40 = 161,740.80 : x
  2. Step 2: Convert to fraction form
    175,257.60/262,886.40 = 161,740.80/x
  3. Step 3: Cross multiply
    175,257.60x = 262,886.40 × 161,740.80
  4. Step 4: Simplify right side
    175,257.60x = 42,519,456,645.12
  5. Step 5: Solve for x
    x = 42,519,456,645.12/175,257.60
  6. Step 6: Final answer
    x = 242,611.20

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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.