Home / 133,979.93-184,907.03-76,624.60

Finding the Fourth Proportional to 133,979.93, 184,907.03 and 76,624.60

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Solution

The fourth proportional to 133,979.93, 184,907.03 and 76,624.60 is: 105,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,979.93 : 184,907.03 = 76,624.60 : x
  2. Step 2: Convert to fraction form
    133,979.93/184,907.03 = 76,624.60/x
  3. Step 3: Cross multiply
    133,979.93x = 184,907.03 × 76,624.60
  4. Step 4: Simplify right side
    133,979.93x = 14,168,427,210.94
  5. Step 5: Solve for x
    x = 14,168,427,210.94/133,979.93
  6. Step 6: Final answer
    x = 105,750.37

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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.