Home / 86,480.48-119,343.20-48,242.51

Finding the Fourth Proportional to 86,480.48, 119,343.20 and 48,242.51

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Solution

The fourth proportional to 86,480.48, 119,343.20 and 48,242.51 is: 66,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,480.48 : 119,343.20 = 48,242.51 : x
  2. Step 2: Convert to fraction form
    86,480.48/119,343.20 = 48,242.51/x
  3. Step 3: Cross multiply
    86,480.48x = 119,343.20 × 48,242.51
  4. Step 4: Simplify right side
    86,480.48x = 5,757,415,519.43
  5. Step 5: Solve for x
    x = 5,757,415,519.43/86,480.48
  6. Step 6: Final answer
    x = 66,574.74

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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.