Home / 74,857.23-103,320.77-48,063.24

Finding the Fourth Proportional to 74,857.23, 103,320.77 and 48,063.24

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Solution

The fourth proportional to 74,857.23, 103,320.77 and 48,063.24 is: 66,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,857.23 : 103,320.77 = 48,063.24 : x
  2. Step 2: Convert to fraction form
    74,857.23/103,320.77 = 48,063.24/x
  3. Step 3: Cross multiply
    74,857.23x = 103,320.77 × 48,063.24
  4. Step 4: Simplify right side
    74,857.23x = 4,965,930,725.18
  5. Step 5: Solve for x
    x = 4,965,930,725.18/74,857.23
  6. Step 6: Final answer
    x = 66,338.69

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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.