Home / 191,713.48-264,566.34-105,675.58

Finding the Fourth Proportional to 191,713.48, 264,566.34 and 105,675.58

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Solution

The fourth proportional to 191,713.48, 264,566.34 and 105,675.58 is: 145,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,713.48 : 264,566.34 = 105,675.58 : x
  2. Step 2: Convert to fraction form
    191,713.48/264,566.34 = 105,675.58/x
  3. Step 3: Cross multiply
    191,713.48x = 264,566.34 × 105,675.58
  4. Step 4: Simplify right side
    191,713.48x = 27,958,201,427.98
  5. Step 5: Solve for x
    x = 27,958,201,427.98/191,713.48
  6. Step 6: Final answer
    x = 145,833.26

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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.