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Finding the Fourth Proportional to 38,829, 53,588.34 and 23,925

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Solution

The fourth proportional to 38,829, 53,588.34 and 23,925 is: 33,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,829 : 53,588.34 = 23,925 : x
  2. Step 2: Convert to fraction form
    38,829/53,588.34 = 23,925/x
  3. Step 3: Cross multiply
    38,829x = 53,588.34 × 23,925
  4. Step 4: Simplify right side
    38,829x = 1,282,101,034.50
  5. Step 5: Solve for x
    x = 1,282,101,034.50/38,829
  6. Step 6: Final answer
    x = 33,019.16

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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.