Home / 69,883.41-96,439.28-38,054.36

Finding the Fourth Proportional to 69,883.41, 96,439.28 and 38,054.36

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Solution

The fourth proportional to 69,883.41, 96,439.28 and 38,054.36 is: 52,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.41 : 96,439.28 = 38,054.36 : x
  2. Step 2: Convert to fraction form
    69,883.41/96,439.28 = 38,054.36/x
  3. Step 3: Cross multiply
    69,883.41x = 96,439.28 × 38,054.36
  4. Step 4: Simplify right side
    69,883.41x = 3,669,935,130.09
  5. Step 5: Solve for x
    x = 3,669,935,130.09/69,883.41
  6. Step 6: Final answer
    x = 52,515.11

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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.