Home / 89,166.66-123,018.45-50,898.60

Finding the Fourth Proportional to 89,166.66, 123,018.45 and 50,898.60

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Solution

The fourth proportional to 89,166.66, 123,018.45 and 50,898.60 is: 70,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,166.66 : 123,018.45 = 50,898.60 : x
  2. Step 2: Convert to fraction form
    89,166.66/123,018.45 = 50,898.60/x
  3. Step 3: Cross multiply
    89,166.66x = 123,018.45 × 50,898.60
  4. Step 4: Simplify right side
    89,166.66x = 6,261,466,879.17
  5. Step 5: Solve for x
    x = 6,261,466,879.17/89,166.66
  6. Step 6: Final answer
    x = 70,222.06

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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.