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Finding the Fourth Proportional to 176,040.80, 263,866.80 and 97,211.60

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Solution

The fourth proportional to 176,040.80, 263,866.80 and 97,211.60 is: 145,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,040.80 : 263,866.80 = 97,211.60 : x
  2. Step 2: Convert to fraction form
    176,040.80/263,866.80 = 97,211.60/x
  3. Step 3: Cross multiply
    176,040.80x = 263,866.80 × 97,211.60
  4. Step 4: Simplify right side
    176,040.80x = 25,650,913,814.88
  5. Step 5: Solve for x
    x = 25,650,913,814.88/176,040.80
  6. Step 6: Final answer
    x = 145,710.05

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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.