Home / 191,847.15-264,679.65-111,230.28

Finding the Fourth Proportional to 191,847.15, 264,679.65 and 111,230.28

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Solution

The fourth proportional to 191,847.15, 264,679.65 and 111,230.28 is: 153,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,847.15 : 264,679.65 = 111,230.28 : x
  2. Step 2: Convert to fraction form
    191,847.15/264,679.65 = 111,230.28/x
  3. Step 3: Cross multiply
    191,847.15x = 264,679.65 × 111,230.28
  4. Step 4: Simplify right side
    191,847.15x = 29,440,391,579.80
  5. Step 5: Solve for x
    x = 29,440,391,579.80/191,847.15
  6. Step 6: Final answer
    x = 153,457.54

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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.