Home / 69,518.64-95,931.93-39,302.19

Finding the Fourth Proportional to 69,518.64, 95,931.93 and 39,302.19

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Solution

The fourth proportional to 69,518.64, 95,931.93 and 39,302.19 is: 54,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,518.64 : 95,931.93 = 39,302.19 : x
  2. Step 2: Convert to fraction form
    69,518.64/95,931.93 = 39,302.19/x
  3. Step 3: Cross multiply
    69,518.64x = 95,931.93 × 39,302.19
  4. Step 4: Simplify right side
    69,518.64x = 3,770,334,939.93
  5. Step 5: Solve for x
    x = 3,770,334,939.93/69,518.64
  6. Step 6: Final answer
    x = 54,234.88

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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.