Home / 191,580.26-264,380.85-111,054.51

Finding the Fourth Proportional to 191,580.26, 264,380.85 and 111,054.51

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Solution

The fourth proportional to 191,580.26, 264,380.85 and 111,054.51 is: 153,255.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,580.26 : 264,380.85 = 111,054.51 : x
  2. Step 2: Convert to fraction form
    191,580.26/264,380.85 = 111,054.51/x
  3. Step 3: Cross multiply
    191,580.26x = 264,380.85 × 111,054.51
  4. Step 4: Simplify right side
    191,580.26x = 29,360,685,750.13
  5. Step 5: Solve for x
    x = 29,360,685,750.13/191,580.26
  6. Step 6: Final answer
    x = 153,255.28

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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.