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Finding the Fourth Proportional to 250,595.48, 375,853.20 and 73,060.98

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Solution

The fourth proportional to 250,595.48, 375,853.20 and 73,060.98 is: 109,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,595.48 : 375,853.20 = 73,060.98 : x
  2. Step 2: Convert to fraction form
    250,595.48/375,853.20 = 73,060.98/x
  3. Step 3: Cross multiply
    250,595.48x = 375,853.20 × 73,060.98
  4. Step 4: Simplify right side
    250,595.48x = 27,460,203,128.14
  5. Step 5: Solve for x
    x = 27,460,203,128.14/250,595.48
  6. Step 6: Final answer
    x = 109,579.80

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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.