Home / 86,496.81-119,369.75-48,770.25

Finding the Fourth Proportional to 86,496.81, 119,369.75 and 48,770.25

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Solution

The fourth proportional to 86,496.81, 119,369.75 and 48,770.25 is: 67,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,496.81 : 119,369.75 = 48,770.25 : x
  2. Step 2: Convert to fraction form
    86,496.81/119,369.75 = 48,770.25/x
  3. Step 3: Cross multiply
    86,496.81x = 119,369.75 × 48,770.25
  4. Step 4: Simplify right side
    86,496.81x = 5,821,692,306.09
  5. Step 5: Solve for x
    x = 5,821,692,306.09/86,496.81
  6. Step 6: Final answer
    x = 67,305.28

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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.