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Finding the Fourth Proportional to 101,373.63, 152,050.73 and 31,234.11

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Solution

The fourth proportional to 101,373.63, 152,050.73 and 31,234.11 is: 46,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,373.63 : 152,050.73 = 31,234.11 : x
  2. Step 2: Convert to fraction form
    101,373.63/152,050.73 = 31,234.11/x
  3. Step 3: Cross multiply
    101,373.63x = 152,050.73 × 31,234.11
  4. Step 4: Simplify right side
    101,373.63x = 4,749,169,070.23
  5. Step 5: Solve for x
    x = 4,749,169,070.23/101,373.63
  6. Step 6: Final answer
    x = 46,848.17

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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.