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Finding the Fourth Proportional to 162,200.88, 223,834.86 and 90,580.14

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Solution

The fourth proportional to 162,200.88, 223,834.86 and 90,580.14 is: 124,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,200.88 : 223,834.86 = 90,580.14 : x
  2. Step 2: Convert to fraction form
    162,200.88/223,834.86 = 90,580.14/x
  3. Step 3: Cross multiply
    162,200.88x = 223,834.86 × 90,580.14
  4. Step 4: Simplify right side
    162,200.88x = 20,274,992,955.68
  5. Step 5: Solve for x
    x = 20,274,992,955.68/162,200.88
  6. Step 6: Final answer
    x = 124,999.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.