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Finding the Fourth Proportional to 214,058.80, 295,411.80 and 123,429.52

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Solution

The fourth proportional to 214,058.80, 295,411.80 and 123,429.52 is: 170,338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,058.80 : 295,411.80 = 123,429.52 : x
  2. Step 2: Convert to fraction form
    214,058.80/295,411.80 = 123,429.52/x
  3. Step 3: Cross multiply
    214,058.80x = 295,411.80 × 123,429.52
  4. Step 4: Simplify right side
    214,058.80x = 36,462,536,676.34
  5. Step 5: Solve for x
    x = 36,462,536,676.34/214,058.80
  6. Step 6: Final answer
    x = 170,338.88

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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.