Home / 191,764.56-287,660.16-58,634.58

Finding the Fourth Proportional to 191,764.56, 287,660.16 and 58,634.58

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Solution

The fourth proportional to 191,764.56, 287,660.16 and 58,634.58 is: 87,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,764.56 : 287,660.16 = 58,634.58 : x
  2. Step 2: Convert to fraction form
    191,764.56/287,660.16 = 58,634.58/x
  3. Step 3: Cross multiply
    191,764.56x = 287,660.16 × 58,634.58
  4. Step 4: Simplify right side
    191,764.56x = 16,866,832,664.33
  5. Step 5: Solve for x
    x = 16,866,832,664.33/191,764.56
  6. Step 6: Final answer
    x = 87,955.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.