Home / 51,725.47-77,480.56-49,941.04

Finding the Fourth Proportional to 51,725.47, 77,480.56 and 49,941.04

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Solution

The fourth proportional to 51,725.47, 77,480.56 and 49,941.04 is: 74,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,725.47 : 77,480.56 = 49,941.04 : x
  2. Step 2: Convert to fraction form
    51,725.47/77,480.56 = 49,941.04/x
  3. Step 3: Cross multiply
    51,725.47x = 77,480.56 × 49,941.04
  4. Step 4: Simplify right side
    51,725.47x = 3,869,459,109.07
  5. Step 5: Solve for x
    x = 3,869,459,109.07/51,725.47
  6. Step 6: Final answer
    x = 74,807.62

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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.