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Finding the Fourth Proportional to 119,461.65, 164,819.96 and 67,770.23

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Solution

The fourth proportional to 119,461.65, 164,819.96 and 67,770.23 is: 93,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,461.65 : 164,819.96 = 67,770.23 : x
  2. Step 2: Convert to fraction form
    119,461.65/164,819.96 = 67,770.23/x
  3. Step 3: Cross multiply
    119,461.65x = 164,819.96 × 67,770.23
  4. Step 4: Simplify right side
    119,461.65x = 11,169,885,943.12
  5. Step 5: Solve for x
    x = 11,169,885,943.12/119,461.65
  6. Step 6: Final answer
    x = 93,501.86

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1.5x scale

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.