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Finding the Fourth Proportional to 177,840.80, 267,068.40 and 94,896.80

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Solution

The fourth proportional to 177,840.80, 267,068.40 and 94,896.80 is: 142,509.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,840.80 : 267,068.40 = 94,896.80 : x
  2. Step 2: Convert to fraction form
    177,840.80/267,068.40 = 94,896.80/x
  3. Step 3: Cross multiply
    177,840.80x = 267,068.40 × 94,896.80
  4. Step 4: Simplify right side
    177,840.80x = 25,343,936,541.12
  5. Step 5: Solve for x
    x = 25,343,936,541.12/177,840.80
  6. Step 6: Final answer
    x = 142,509.12

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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.