Home / 89,565.54-123,604.95-51,329.49

Finding the Fourth Proportional to 89,565.54, 123,604.95 and 51,329.49

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Solution

The fourth proportional to 89,565.54, 123,604.95 and 51,329.49 is: 70,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,565.54 : 123,604.95 = 51,329.49 : x
  2. Step 2: Convert to fraction form
    89,565.54/123,604.95 = 51,329.49/x
  3. Step 3: Cross multiply
    89,565.54x = 123,604.95 × 51,329.49
  4. Step 4: Simplify right side
    89,565.54x = 6,344,579,044.98
  5. Step 5: Solve for x
    x = 6,344,579,044.98/89,565.54
  6. Step 6: Final answer
    x = 70,837.28

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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.