Home / 119,063.16-164,281.50-68,733

Finding the Fourth Proportional to 119,063.16, 164,281.50 and 68,733

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Solution

The fourth proportional to 119,063.16, 164,281.50 and 68,733 is: 94,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,063.16 : 164,281.50 = 68,733 : x
  2. Step 2: Convert to fraction form
    119,063.16/164,281.50 = 68,733/x
  3. Step 3: Cross multiply
    119,063.16x = 164,281.50 × 68,733
  4. Step 4: Simplify right side
    119,063.16x = 11,291,560,339.50
  5. Step 5: Solve for x
    x = 11,291,560,339.50/119,063.16
  6. Step 6: Final answer
    x = 94,836.73

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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.