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Finding the Fourth Proportional to 55,553.82, 83,330.72 and 14,000.82

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Solution

The fourth proportional to 55,553.82, 83,330.72 and 14,000.82 is: 21,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,553.82 : 83,330.72 = 14,000.82 : x
  2. Step 2: Convert to fraction form
    55,553.82/83,330.72 = 14,000.82/x
  3. Step 3: Cross multiply
    55,553.82x = 83,330.72 × 14,000.82
  4. Step 4: Simplify right side
    55,553.82x = 1,166,698,341.19
  5. Step 5: Solve for x
    x = 1,166,698,341.19/55,553.82
  6. Step 6: Final answer
    x = 21,001.23

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1.5x scale

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.