Home / 161,944.92-242,946.54-77,633.64

Finding the Fourth Proportional to 161,944.92, 242,946.54 and 77,633.64

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Solution

The fourth proportional to 161,944.92, 242,946.54 and 77,633.64 is: 116,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,944.92 : 242,946.54 = 77,633.64 : x
  2. Step 2: Convert to fraction form
    161,944.92/242,946.54 = 77,633.64/x
  3. Step 3: Cross multiply
    161,944.92x = 242,946.54 × 77,633.64
  4. Step 4: Simplify right side
    161,944.92x = 18,860,824,225.61
  5. Step 5: Solve for x
    x = 18,860,824,225.61/161,944.92
  6. Step 6: Final answer
    x = 116,464.44

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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.