Home / 72,845.34-100,537.65-52,494.90

Finding the Fourth Proportional to 72,845.34, 100,537.65 and 52,494.90

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Solution

The fourth proportional to 72,845.34, 100,537.65 and 52,494.90 is: 72,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,845.34 : 100,537.65 = 52,494.90 : x
  2. Step 2: Convert to fraction form
    72,845.34/100,537.65 = 52,494.90/x
  3. Step 3: Cross multiply
    72,845.34x = 100,537.65 × 52,494.90
  4. Step 4: Simplify right side
    72,845.34x = 5,277,713,882.99
  5. Step 5: Solve for x
    x = 5,277,713,882.99/72,845.34
  6. Step 6: Final answer
    x = 72,450.95

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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.