Home / 89,816.13-123,953.33-49,533.57

Finding the Fourth Proportional to 89,816.13, 123,953.33 and 49,533.57

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Solution

The fourth proportional to 89,816.13, 123,953.33 and 49,533.57 is: 68,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,816.13 : 123,953.33 = 49,533.57 : x
  2. Step 2: Convert to fraction form
    89,816.13/123,953.33 = 49,533.57/x
  3. Step 3: Cross multiply
    89,816.13x = 123,953.33 × 49,533.57
  4. Step 4: Simplify right side
    89,816.13x = 6,139,850,700.62
  5. Step 5: Solve for x
    x = 6,139,850,700.62/89,816.13
  6. Step 6: Final answer
    x = 68,360.22

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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.