Home / 133,678.83-184,459.27-79,944.24

Finding the Fourth Proportional to 133,678.83, 184,459.27 and 79,944.24

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Solution

The fourth proportional to 133,678.83, 184,459.27 and 79,944.24 is: 110,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,678.83 : 184,459.27 = 79,944.24 : x
  2. Step 2: Convert to fraction form
    133,678.83/184,459.27 = 79,944.24/x
  3. Step 3: Cross multiply
    133,678.83x = 184,459.27 × 79,944.24
  4. Step 4: Simplify right side
    133,678.83x = 14,746,456,151.10
  5. Step 5: Solve for x
    x = 14,746,456,151.10/133,678.83
  6. Step 6: Final answer
    x = 110,312.58

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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.