Home / 82,476.59-123,619.26-38,009.93

Finding the Fourth Proportional to 82,476.59, 123,619.26 and 38,009.93

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Solution

The fourth proportional to 82,476.59, 123,619.26 and 38,009.93 is: 56,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,476.59 : 123,619.26 = 38,009.93 : x
  2. Step 2: Convert to fraction form
    82,476.59/123,619.26 = 38,009.93/x
  3. Step 3: Cross multiply
    82,476.59x = 123,619.26 × 38,009.93
  4. Step 4: Simplify right side
    82,476.59x = 4,698,759,419.25
  5. Step 5: Solve for x
    x = 4,698,759,419.25/82,476.59
  6. Step 6: Final answer
    x = 56,970.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.