Home / 191,848.48-287,496.84-131,944.59

Finding the Fourth Proportional to 191,848.48, 287,496.84 and 131,944.59

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Solution

The fourth proportional to 191,848.48, 287,496.84 and 131,944.59 is: 197,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,848.48 : 287,496.84 = 131,944.59 : x
  2. Step 2: Convert to fraction form
    191,848.48/287,496.84 = 131,944.59/x
  3. Step 3: Cross multiply
    191,848.48x = 287,496.84 × 131,944.59
  4. Step 4: Simplify right side
    191,848.48x = 37,933,652,432.70
  5. Step 5: Solve for x
    x = 37,933,652,432.70/191,848.48
  6. Step 6: Final answer
    x = 197,727.15

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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.