Home / 45,294.58-67,636.85-36,991.07

Finding the Fourth Proportional to 45,294.58, 67,636.85 and 36,991.07

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Solution

The fourth proportional to 45,294.58, 67,636.85 and 36,991.07 is: 55,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294.58 : 67,636.85 = 36,991.07 : x
  2. Step 2: Convert to fraction form
    45,294.58/67,636.85 = 36,991.07/x
  3. Step 3: Cross multiply
    45,294.58x = 67,636.85 × 36,991.07
  4. Step 4: Simplify right side
    45,294.58x = 2,501,959,452.93
  5. Step 5: Solve for x
    x = 2,501,959,452.93/45,294.58
  6. Step 6: Final answer
    x = 55,237.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.