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Finding the Fourth Proportional to 175,774.63, 263,674.36 and 87,004.30

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Solution

The fourth proportional to 175,774.63, 263,674.36 and 87,004.30 is: 130,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,774.63 : 263,674.36 = 87,004.30 : x
  2. Step 2: Convert to fraction form
    175,774.63/263,674.36 = 87,004.30/x
  3. Step 3: Cross multiply
    175,774.63x = 263,674.36 × 87,004.30
  4. Step 4: Simplify right side
    175,774.63x = 22,940,803,119.75
  5. Step 5: Solve for x
    x = 22,940,803,119.75/175,774.63
  6. Step 6: Final answer
    x = 130,512.60

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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.