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Finding the Fourth Proportional to 153,782.03, 230,562.31 and 94,495.20

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Solution

The fourth proportional to 153,782.03, 230,562.31 and 94,495.20 is: 141,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,782.03 : 230,562.31 = 94,495.20 : x
  2. Step 2: Convert to fraction form
    153,782.03/230,562.31 = 94,495.20/x
  3. Step 3: Cross multiply
    153,782.03x = 230,562.31 × 94,495.20
  4. Step 4: Simplify right side
    153,782.03x = 21,787,031,595.91
  5. Step 5: Solve for x
    x = 21,787,031,595.91/153,782.03
  6. Step 6: Final answer
    x = 141,674.76

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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.