Home / 69,484.89-95,881.47-39,270.18

Finding the Fourth Proportional to 69,484.89, 95,881.47 and 39,270.18

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Solution

The fourth proportional to 69,484.89, 95,881.47 and 39,270.18 is: 54,188.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,484.89 : 95,881.47 = 39,270.18 : x
  2. Step 2: Convert to fraction form
    69,484.89/95,881.47 = 39,270.18/x
  3. Step 3: Cross multiply
    69,484.89x = 95,881.47 × 39,270.18
  4. Step 4: Simplify right side
    69,484.89x = 3,765,282,585.56
  5. Step 5: Solve for x
    x = 3,765,282,585.56/69,484.89
  6. Step 6: Final answer
    x = 54,188.51

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1.5x scale

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.