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Finding the Fourth Proportional to 161,523.56, 242,018.64 and 93,865.64

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Solution

The fourth proportional to 161,523.56, 242,018.64 and 93,865.64 is: 140,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,523.56 : 242,018.64 = 93,865.64 : x
  2. Step 2: Convert to fraction form
    161,523.56/242,018.64 = 93,865.64/x
  3. Step 3: Cross multiply
    161,523.56x = 242,018.64 × 93,865.64
  4. Step 4: Simplify right side
    161,523.56x = 22,717,234,535.53
  5. Step 5: Solve for x
    x = 22,717,234,535.53/161,523.56
  6. Step 6: Final answer
    x = 140,643.47

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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.