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Finding the Fourth Proportional to 155,700.21, 233,514.48 and 60,932.64

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Solution

The fourth proportional to 155,700.21, 233,514.48 and 60,932.64 is: 91,384.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,700.21 : 233,514.48 = 60,932.64 : x
  2. Step 2: Convert to fraction form
    155,700.21/233,514.48 = 60,932.64/x
  3. Step 3: Cross multiply
    155,700.21x = 233,514.48 × 60,932.64
  4. Step 4: Simplify right side
    155,700.21x = 14,228,653,744.63
  5. Step 5: Solve for x
    x = 14,228,653,744.63/155,700.21
  6. Step 6: Final answer
    x = 91,384.94

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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.