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Finding the Fourth Proportional to 176,487.93, 243,462.11 and 109,303.29

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Solution

The fourth proportional to 176,487.93, 243,462.11 and 109,303.29 is: 150,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,487.93 : 243,462.11 = 109,303.29 : x
  2. Step 2: Convert to fraction form
    176,487.93/243,462.11 = 109,303.29/x
  3. Step 3: Cross multiply
    176,487.93x = 243,462.11 × 109,303.29
  4. Step 4: Simplify right side
    176,487.93x = 26,611,209,066.83
  5. Step 5: Solve for x
    x = 26,611,209,066.83/176,487.93
  6. Step 6: Final answer
    x = 150,782.03

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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.