Home / 89,150.90-123,024.96-53,338.77

Finding the Fourth Proportional to 89,150.90, 123,024.96 and 53,338.77

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Solution

The fourth proportional to 89,150.90, 123,024.96 and 53,338.77 is: 73,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,150.90 : 123,024.96 = 53,338.77 : x
  2. Step 2: Convert to fraction form
    89,150.90/123,024.96 = 53,338.77/x
  3. Step 3: Cross multiply
    89,150.90x = 123,024.96 × 53,338.77
  4. Step 4: Simplify right side
    89,150.90x = 6,562,000,045.70
  5. Step 5: Solve for x
    x = 6,562,000,045.70/89,150.90
  6. Step 6: Final answer
    x = 73,605.54

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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.