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Finding the Fourth Proportional to 70,356,089.20, 105,552,796.20 and 24,913,145.20

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Solution

The fourth proportional to 70,356,089.20, 105,552,796.20 and 24,913,145.20 is: 37,376,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,356,089.20 : 105,552,796.20 = 24,913,145.20 : x
  2. Step 2: Convert to fraction form
    70,356,089.20/105,552,796.20 = 24,913,145.20/x
  3. Step 3: Cross multiply
    70,356,089.20x = 105,552,796.20 × 24,913,145.20
  4. Step 4: Simplify right side
    70,356,089.20x = 2,629,652,137,996,608
  5. Step 5: Solve for x
    x = 2,629,652,137,996,608/70,356,089.20
  6. Step 6: Final answer
    x = 37,376,326.17

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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.