Home / 89,544.48-123,529.95-53,672.24

Finding the Fourth Proportional to 89,544.48, 123,529.95 and 53,672.24

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Solution

The fourth proportional to 89,544.48, 123,529.95 and 53,672.24 is: 74,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,544.48 : 123,529.95 = 53,672.24 : x
  2. Step 2: Convert to fraction form
    89,544.48/123,529.95 = 53,672.24/x
  3. Step 3: Cross multiply
    89,544.48x = 123,529.95 × 53,672.24
  4. Step 4: Simplify right side
    89,544.48x = 6,630,128,505.94
  5. Step 5: Solve for x
    x = 6,630,128,505.94/89,544.48
  6. Step 6: Final answer
    x = 74,042.85

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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.