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Finding the Fourth Proportional to 176,000.40, 263,935.80 and 57,675.60

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Solution

The fourth proportional to 176,000.40, 263,935.80 and 57,675.60 is: 86,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,000.40 : 263,935.80 = 57,675.60 : x
  2. Step 2: Convert to fraction form
    176,000.40/263,935.80 = 57,675.60/x
  3. Step 3: Cross multiply
    176,000.40x = 263,935.80 × 57,675.60
  4. Step 4: Simplify right side
    176,000.40x = 15,222,655,626.48
  5. Step 5: Solve for x
    x = 15,222,655,626.48/176,000.40
  6. Step 6: Final answer
    x = 86,492.16

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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.