Home / 133,844.85-184,635.93-79,365.32

Finding the Fourth Proportional to 133,844.85, 184,635.93 and 79,365.32

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Solution

The fourth proportional to 133,844.85, 184,635.93 and 79,365.32 is: 109,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,844.85 : 184,635.93 = 79,365.32 : x
  2. Step 2: Convert to fraction form
    133,844.85/184,635.93 = 79,365.32/x
  3. Step 3: Cross multiply
    133,844.85x = 184,635.93 × 79,365.32
  4. Step 4: Simplify right side
    133,844.85x = 14,653,689,667.95
  5. Step 5: Solve for x
    x = 14,653,689,667.95/133,844.85
  6. Step 6: Final answer
    x = 109,482.66

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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.