Home / 119,525.93-164,946.27-71,780.07

Finding the Fourth Proportional to 119,525.93, 164,946.27 and 71,780.07

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Solution

The fourth proportional to 119,525.93, 164,946.27 and 71,780.07 is: 99,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,525.93 : 164,946.27 = 71,780.07 : x
  2. Step 2: Convert to fraction form
    119,525.93/164,946.27 = 71,780.07/x
  3. Step 3: Cross multiply
    119,525.93x = 164,946.27 × 71,780.07
  4. Step 4: Simplify right side
    119,525.93x = 11,839,855,694.56
  5. Step 5: Solve for x
    x = 11,839,855,694.56/119,525.93
  6. Step 6: Final answer
    x = 99,056.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.