Home / 119,865.84-179,743.14-69,960.36

Finding the Fourth Proportional to 119,865.84, 179,743.14 and 69,960.36

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Solution

The fourth proportional to 119,865.84, 179,743.14 and 69,960.36 is: 104,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,865.84 : 179,743.14 = 69,960.36 : x
  2. Step 2: Convert to fraction form
    119,865.84/179,743.14 = 69,960.36/x
  3. Step 3: Cross multiply
    119,865.84x = 179,743.14 × 69,960.36
  4. Step 4: Simplify right side
    119,865.84x = 12,574,894,781.93
  5. Step 5: Solve for x
    x = 12,574,894,781.93/119,865.84
  6. Step 6: Final answer
    x = 104,908.08

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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.