Home / 55,769,019.60-83,653,529.40-42,855,003.30

Finding the Fourth Proportional to 55,769,019.60, 83,653,529.40 and 42,855,003.30

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Solution

The fourth proportional to 55,769,019.60, 83,653,529.40 and 42,855,003.30 is: 64,282,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769,019.60 : 83,653,529.40 = 42,855,003.30 : x
  2. Step 2: Convert to fraction form
    55,769,019.60/83,653,529.40 = 42,855,003.30/x
  3. Step 3: Cross multiply
    55,769,019.60x = 83,653,529.40 × 42,855,003.30
  4. Step 4: Simplify right side
    55,769,019.60x = 3,584,972,278,493,647
  5. Step 5: Solve for x
    x = 3,584,972,278,493,647/55,769,019.60
  6. Step 6: Final answer
    x = 64,282,504.95

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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.