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Finding the Fourth Proportional to 177,954.40, 266,866.80 and 59,629.60

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Solution

The fourth proportional to 177,954.40, 266,866.80 and 59,629.60 is: 89,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,954.40 : 266,866.80 = 59,629.60 : x
  2. Step 2: Convert to fraction form
    177,954.40/266,866.80 = 59,629.60/x
  3. Step 3: Cross multiply
    177,954.40x = 266,866.80 × 59,629.60
  4. Step 4: Simplify right side
    177,954.40x = 15,913,160,537.28
  5. Step 5: Solve for x
    x = 15,913,160,537.28/177,954.40
  6. Step 6: Final answer
    x = 89,422.69

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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.