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Finding the Fourth Proportional to 119,132.82, 164,350.89 and 73,798.74

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Solution

The fourth proportional to 119,132.82, 164,350.89 and 73,798.74 is: 101,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,132.82 : 164,350.89 = 73,798.74 : x
  2. Step 2: Convert to fraction form
    119,132.82/164,350.89 = 73,798.74/x
  3. Step 3: Cross multiply
    119,132.82x = 164,350.89 × 73,798.74
  4. Step 4: Simplify right side
    119,132.82x = 12,128,888,599.88
  5. Step 5: Solve for x
    x = 12,128,888,599.88/119,132.82
  6. Step 6: Final answer
    x = 101,809.80

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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.