Home / 66,376.29-91,598.93-36,161.54

Finding the Fourth Proportional to 66,376.29, 91,598.93 and 36,161.54

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Solution

The fourth proportional to 66,376.29, 91,598.93 and 36,161.54 is: 49,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,376.29 : 91,598.93 = 36,161.54 : x
  2. Step 2: Convert to fraction form
    66,376.29/91,598.93 = 36,161.54/x
  3. Step 3: Cross multiply
    66,376.29x = 91,598.93 × 36,161.54
  4. Step 4: Simplify right side
    66,376.29x = 3,312,357,732.35
  5. Step 5: Solve for x
    x = 3,312,357,732.35/66,376.29
  6. Step 6: Final answer
    x = 49,902.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.