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Finding the Fourth Proportional to 182,278, 273,538.50 and 70,050.88

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Solution

The fourth proportional to 182,278, 273,538.50 and 70,050.88 is: 105,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,278 : 273,538.50 = 70,050.88 : x
  2. Step 2: Convert to fraction form
    182,278/273,538.50 = 70,050.88/x
  3. Step 3: Cross multiply
    182,278x = 273,538.50 × 70,050.88
  4. Step 4: Simplify right side
    182,278x = 19,161,612,638.88
  5. Step 5: Solve for x
    x = 19,161,612,638.88/182,278
  6. Step 6: Final answer
    x = 105,123.01

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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.