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Finding the Fourth Proportional to 177,115.80, 265,500.90 and 158,453.40

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Solution

The fourth proportional to 177,115.80, 265,500.90 and 158,453.40 is: 237,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,115.80 : 265,500.90 = 158,453.40 : x
  2. Step 2: Convert to fraction form
    177,115.80/265,500.90 = 158,453.40/x
  3. Step 3: Cross multiply
    177,115.80x = 265,500.90 × 158,453.40
  4. Step 4: Simplify right side
    177,115.80x = 42,069,520,308.06
  5. Step 5: Solve for x
    x = 42,069,520,308.06/177,115.80
  6. Step 6: Final answer
    x = 237,525.51

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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.