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Finding the Fourth Proportional to 150,224.76, 207,070.56 and 101,811.60

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Solution

The fourth proportional to 150,224.76, 207,070.56 and 101,811.60 is: 140,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,224.76 : 207,070.56 = 101,811.60 : x
  2. Step 2: Convert to fraction form
    150,224.76/207,070.56 = 101,811.60/x
  3. Step 3: Cross multiply
    150,224.76x = 207,070.56 × 101,811.60
  4. Step 4: Simplify right side
    150,224.76x = 21,082,185,026.50
  5. Step 5: Solve for x
    x = 21,082,185,026.50/150,224.76
  6. Step 6: Final answer
    x = 140,337.62

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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.