Home / 127,577.75-191,359.58-38,824.32

Finding the Fourth Proportional to 127,577.75, 191,359.58 and 38,824.32

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Solution

The fourth proportional to 127,577.75, 191,359.58 and 38,824.32 is: 58,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,577.75 : 191,359.58 = 38,824.32 : x
  2. Step 2: Convert to fraction form
    127,577.75/191,359.58 = 38,824.32/x
  3. Step 3: Cross multiply
    127,577.75x = 191,359.58 × 38,824.32
  4. Step 4: Simplify right side
    127,577.75x = 7,429,405,374.86
  5. Step 5: Solve for x
    x = 7,429,405,374.86/127,577.75
  6. Step 6: Final answer
    x = 58,234.34

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1.5x scale

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.