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Finding the Fourth Proportional to 176,087.70, 264,034.35 and 57,698.10

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Solution

The fourth proportional to 176,087.70, 264,034.35 and 57,698.10 is: 86,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,087.70 : 264,034.35 = 57,698.10 : x
  2. Step 2: Convert to fraction form
    176,087.70/264,034.35 = 57,698.10/x
  3. Step 3: Cross multiply
    176,087.70x = 264,034.35 × 57,698.10
  4. Step 4: Simplify right side
    176,087.70x = 15,234,280,329.74
  5. Step 5: Solve for x
    x = 15,234,280,329.74/176,087.70
  6. Step 6: Final answer
    x = 86,515.30

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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.