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Finding the Fourth Proportional to 150,396.68, 207,527.65 and 89,945.26

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Solution

The fourth proportional to 150,396.68, 207,527.65 and 89,945.26 is: 124,112.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,396.68 : 207,527.65 = 89,945.26 : x
  2. Step 2: Convert to fraction form
    150,396.68/207,527.65 = 89,945.26/x
  3. Step 3: Cross multiply
    150,396.68x = 207,527.65 × 89,945.26
  4. Step 4: Simplify right side
    150,396.68x = 18,666,127,692.76
  5. Step 5: Solve for x
    x = 18,666,127,692.76/150,396.68
  6. Step 6: Final answer
    x = 124,112.63

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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.