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Finding the Fourth Proportional to 103,449,050.94, 154,997,978.54 and 62,422,286.88

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Solution

The fourth proportional to 103,449,050.94, 154,997,978.54 and 62,422,286.88 is: 93,527,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,449,050.94 : 154,997,978.54 = 62,422,286.88 : x
  2. Step 2: Convert to fraction form
    103,449,050.94/154,997,978.54 = 62,422,286.88/x
  3. Step 3: Cross multiply
    103,449,050.94x = 154,997,978.54 × 62,422,286.88
  4. Step 4: Simplify right side
    103,449,050.94x = 9,675,328,281,931,852
  5. Step 5: Solve for x
    x = 9,675,328,281,931,852/103,449,050.94
  6. Step 6: Final answer
    x = 93,527,472.64

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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.