Home / 89,356.53-123,303.28-51,629.97

Finding the Fourth Proportional to 89,356.53, 123,303.28 and 51,629.97

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Solution

The fourth proportional to 89,356.53, 123,303.28 and 51,629.97 is: 71,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,356.53 : 123,303.28 = 51,629.97 : x
  2. Step 2: Convert to fraction form
    89,356.53/123,303.28 = 51,629.97/x
  3. Step 3: Cross multiply
    89,356.53x = 123,303.28 × 51,629.97
  4. Step 4: Simplify right side
    89,356.53x = 6,366,144,647.30
  5. Step 5: Solve for x
    x = 6,366,144,647.30/89,356.53
  6. Step 6: Final answer
    x = 71,244.31

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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.