Home / 61,285.08-91,927.86-40,503.96

Finding the Fourth Proportional to 61,285.08, 91,927.86 and 40,503.96

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Solution

The fourth proportional to 61,285.08, 91,927.86 and 40,503.96 is: 60,756.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,285.08 : 91,927.86 = 40,503.96 : x
  2. Step 2: Convert to fraction form
    61,285.08/91,927.86 = 40,503.96/x
  3. Step 3: Cross multiply
    61,285.08x = 91,927.86 × 40,503.96
  4. Step 4: Simplify right side
    61,285.08x = 3,723,442,364.33
  5. Step 5: Solve for x
    x = 3,723,442,364.33/61,285.08
  6. Step 6: Final answer
    x = 60,756.10

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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.