Home / 161,733.70-242,600.55-102,393.10

Finding the Fourth Proportional to 161,733.70, 242,600.55 and 102,393.10

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Solution

The fourth proportional to 161,733.70, 242,600.55 and 102,393.10 is: 153,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,733.70 : 242,600.55 = 102,393.10 : x
  2. Step 2: Convert to fraction form
    161,733.70/242,600.55 = 102,393.10/x
  3. Step 3: Cross multiply
    161,733.70x = 242,600.55 × 102,393.10
  4. Step 4: Simplify right side
    161,733.70x = 24,840,622,376.21
  5. Step 5: Solve for x
    x = 24,840,622,376.21/161,733.70
  6. Step 6: Final answer
    x = 153,589.65

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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.