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Finding the Fourth Proportional to 91,773,206.73, 137,659,197.74 and 37,184,986.89

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Solution

The fourth proportional to 91,773,206.73, 137,659,197.74 and 37,184,986.89 is: 55,777,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,773,206.73 : 137,659,197.74 = 37,184,986.89 : x
  2. Step 2: Convert to fraction form
    91,773,206.73/137,659,197.74 = 37,184,986.89/x
  3. Step 3: Cross multiply
    91,773,206.73x = 137,659,197.74 × 37,184,986.89
  4. Step 4: Simplify right side
    91,773,206.73x = 5,118,855,463,063,893
  5. Step 5: Solve for x
    x = 5,118,855,463,063,893/91,773,206.73
  6. Step 6: Final answer
    x = 55,777,232.22

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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.