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Finding the Fourth Proportional to 176,627.80, 264,941.70 and 58,317.40

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Solution

The fourth proportional to 176,627.80, 264,941.70 and 58,317.40 is: 87,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,627.80 : 264,941.70 = 58,317.40 : x
  2. Step 2: Convert to fraction form
    176,627.80/264,941.70 = 58,317.40/x
  3. Step 3: Cross multiply
    176,627.80x = 264,941.70 × 58,317.40
  4. Step 4: Simplify right side
    176,627.80x = 15,450,711,095.58
  5. Step 5: Solve for x
    x = 15,450,711,095.58/176,627.80
  6. Step 6: Final answer
    x = 87,476.10

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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.