Home / 191,584.12-264,386.40-111,027.16

Finding the Fourth Proportional to 191,584.12, 264,386.40 and 111,027.16

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Solution

The fourth proportional to 191,584.12, 264,386.40 and 111,027.16 is: 153,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,584.12 : 264,386.40 = 111,027.16 : x
  2. Step 2: Convert to fraction form
    191,584.12/264,386.40 = 111,027.16/x
  3. Step 3: Cross multiply
    191,584.12x = 264,386.40 × 111,027.16
  4. Step 4: Simplify right side
    191,584.12x = 29,354,071,134.62
  5. Step 5: Solve for x
    x = 29,354,071,134.62/191,584.12
  6. Step 6: Final answer
    x = 153,217.66

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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.