Home / 119,483.04-164,882.40-65,767.68

Finding the Fourth Proportional to 119,483.04, 164,882.40 and 65,767.68

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Solution

The fourth proportional to 119,483.04, 164,882.40 and 65,767.68 is: 90,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,483.04 : 164,882.40 = 65,767.68 : x
  2. Step 2: Convert to fraction form
    119,483.04/164,882.40 = 65,767.68/x
  3. Step 3: Cross multiply
    119,483.04x = 164,882.40 × 65,767.68
  4. Step 4: Simplify right side
    119,483.04x = 10,843,932,920.83
  5. Step 5: Solve for x
    x = 10,843,932,920.83/119,483.04
  6. Step 6: Final answer
    x = 90,757.09

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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.