Home / 193,260.40-289,746.60-99,833.20

Finding the Fourth Proportional to 193,260.40, 289,746.60 and 99,833.20

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Solution

The fourth proportional to 193,260.40, 289,746.60 and 99,833.20 is: 149,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,260.40 : 289,746.60 = 99,833.20 : x
  2. Step 2: Convert to fraction form
    193,260.40/289,746.60 = 99,833.20/x
  3. Step 3: Cross multiply
    193,260.40x = 289,746.60 × 99,833.20
  4. Step 4: Simplify right side
    193,260.40x = 28,926,330,267.12
  5. Step 5: Solve for x
    x = 28,926,330,267.12/193,260.40
  6. Step 6: Final answer
    x = 149,675.41

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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.