Home / 127,346.24-191,074.56-48,482.88

Finding the Fourth Proportional to 127,346.24, 191,074.56 and 48,482.88

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Solution

The fourth proportional to 127,346.24, 191,074.56 and 48,482.88 is: 72,745.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,346.24 : 191,074.56 = 48,482.88 : x
  2. Step 2: Convert to fraction form
    127,346.24/191,074.56 = 48,482.88/x
  3. Step 3: Cross multiply
    127,346.24x = 191,074.56 × 48,482.88
  4. Step 4: Simplify right side
    127,346.24x = 9,263,844,963.53
  5. Step 5: Solve for x
    x = 9,263,844,963.53/127,346.24
  6. Step 6: Final answer
    x = 72,745.34

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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.