Home / 133,319.17-199,959.08-49,059.76

Finding the Fourth Proportional to 133,319.17, 199,959.08 and 49,059.76

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Solution

The fourth proportional to 133,319.17, 199,959.08 and 49,059.76 is: 73,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,319.17 : 199,959.08 = 49,059.76 : x
  2. Step 2: Convert to fraction form
    133,319.17/199,959.08 = 49,059.76/x
  3. Step 3: Cross multiply
    133,319.17x = 199,959.08 × 49,059.76
  4. Step 4: Simplify right side
    133,319.17x = 9,809,943,474.83
  5. Step 5: Solve for x
    x = 9,809,943,474.83/133,319.17
  6. Step 6: Final answer
    x = 73,582.40

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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.