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Finding the Fourth Proportional to 160,561.80, 240,842.70 and 150,720.30

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Solution

The fourth proportional to 160,561.80, 240,842.70 and 150,720.30 is: 226,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,561.80 : 240,842.70 = 150,720.30 : x
  2. Step 2: Convert to fraction form
    160,561.80/240,842.70 = 150,720.30/x
  3. Step 3: Cross multiply
    160,561.80x = 240,842.70 × 150,720.30
  4. Step 4: Simplify right side
    160,561.80x = 36,299,883,996.81
  5. Step 5: Solve for x
    x = 36,299,883,996.81/160,561.80
  6. Step 6: Final answer
    x = 226,080.45

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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.