Home / 133,383.61-184,055.34-79,661.17

Finding the Fourth Proportional to 133,383.61, 184,055.34 and 79,661.17

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Solution

The fourth proportional to 133,383.61, 184,055.34 and 79,661.17 is: 109,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,383.61 : 184,055.34 = 79,661.17 : x
  2. Step 2: Convert to fraction form
    133,383.61/184,055.34 = 79,661.17/x
  3. Step 3: Cross multiply
    133,383.61x = 184,055.34 × 79,661.17
  4. Step 4: Simplify right side
    133,383.61x = 14,662,063,809.85
  5. Step 5: Solve for x
    x = 14,662,063,809.85/133,383.61
  6. Step 6: Final answer
    x = 109,924.03

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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.