Home / 133,587.03-184,367.16-76,998.81

Finding the Fourth Proportional to 133,587.03, 184,367.16 and 76,998.81

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Solution

The fourth proportional to 133,587.03, 184,367.16 and 76,998.81 is: 106,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,587.03 : 184,367.16 = 76,998.81 : x
  2. Step 2: Convert to fraction form
    133,587.03/184,367.16 = 76,998.81/x
  3. Step 3: Cross multiply
    133,587.03x = 184,367.16 × 76,998.81
  4. Step 4: Simplify right side
    133,587.03x = 14,196,051,923.08
  5. Step 5: Solve for x
    x = 14,196,051,923.08/133,587.03
  6. Step 6: Final answer
    x = 106,268.19

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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.