Home / 133,730.76-199,400.55-130,056.60

Finding the Fourth Proportional to 133,730.76, 199,400.55 and 130,056.60

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Solution

The fourth proportional to 133,730.76, 199,400.55 and 130,056.60 is: 193,922.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,730.76 : 199,400.55 = 130,056.60 : x
  2. Step 2: Convert to fraction form
    133,730.76/199,400.55 = 130,056.60/x
  3. Step 3: Cross multiply
    133,730.76x = 199,400.55 × 130,056.60
  4. Step 4: Simplify right side
    133,730.76x = 25,933,357,571.13
  5. Step 5: Solve for x
    x = 25,933,357,571.13/133,730.76
  6. Step 6: Final answer
    x = 193,922.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.