Home / 78,943.56-108,948.57-44,962.70

Finding the Fourth Proportional to 78,943.56, 108,948.57 and 44,962.70

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Solution

The fourth proportional to 78,943.56, 108,948.57 and 44,962.70 is: 62,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,943.56 : 108,948.57 = 44,962.70 : x
  2. Step 2: Convert to fraction form
    78,943.56/108,948.57 = 44,962.70/x
  3. Step 3: Cross multiply
    78,943.56x = 108,948.57 × 44,962.70
  4. Step 4: Simplify right side
    78,943.56x = 4,898,621,281.44
  5. Step 5: Solve for x
    x = 4,898,621,281.44/78,943.56
  6. Step 6: Final answer
    x = 62,052.19

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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.