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Finding the Fourth Proportional to 176,842.46, 265,261.26 and 77,000.54

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Solution

The fourth proportional to 176,842.46, 265,261.26 and 77,000.54 is: 115,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,842.46 : 265,261.26 = 77,000.54 : x
  2. Step 2: Convert to fraction form
    176,842.46/265,261.26 = 77,000.54/x
  3. Step 3: Cross multiply
    176,842.46x = 265,261.26 × 77,000.54
  4. Step 4: Simplify right side
    176,842.46x = 20,425,260,261.08
  5. Step 5: Solve for x
    x = 20,425,260,261.08/176,842.46
  6. Step 6: Final answer
    x = 115,499.75

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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.