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Finding the Fourth Proportional to 119,053.44, 178,579.53 and 30,308.22

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Solution

The fourth proportional to 119,053.44, 178,579.53 and 30,308.22 is: 45,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,053.44 : 178,579.53 = 30,308.22 : x
  2. Step 2: Convert to fraction form
    119,053.44/178,579.53 = 30,308.22/x
  3. Step 3: Cross multiply
    119,053.44x = 178,579.53 × 30,308.22
  4. Step 4: Simplify right side
    119,053.44x = 5,412,427,682.74
  5. Step 5: Solve for x
    x = 5,412,427,682.74/119,053.44
  6. Step 6: Final answer
    x = 45,462.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.