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Finding the Fourth Proportional to 243,090.27, 364,632.47 and 63,159.77

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Solution

The fourth proportional to 243,090.27, 364,632.47 and 63,159.77 is: 94,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,090.27 : 364,632.47 = 63,159.77 : x
  2. Step 2: Convert to fraction form
    243,090.27/364,632.47 = 63,159.77/x
  3. Step 3: Cross multiply
    243,090.27x = 364,632.47 × 63,159.77
  4. Step 4: Simplify right side
    243,090.27x = 23,030,103,910.63
  5. Step 5: Solve for x
    x = 23,030,103,910.63/243,090.27
  6. Step 6: Final answer
    x = 94,738.90

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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.