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Finding the Fourth Proportional to 176,333.23, 243,344.67 and 103,741.23

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Solution

The fourth proportional to 176,333.23, 243,344.67 and 103,741.23 is: 143,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,333.23 : 243,344.67 = 103,741.23 : x
  2. Step 2: Convert to fraction form
    176,333.23/243,344.67 = 103,741.23/x
  3. Step 3: Cross multiply
    176,333.23x = 243,344.67 × 103,741.23
  4. Step 4: Simplify right side
    176,333.23x = 25,244,875,379.74
  5. Step 5: Solve for x
    x = 25,244,875,379.74/176,333.23
  6. Step 6: Final answer
    x = 143,165.73

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1.5x scale

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.