Home / 53,900.92-74,385.17-30,029.05

Finding the Fourth Proportional to 53,900.92, 74,385.17 and 30,029.05

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Solution

The fourth proportional to 53,900.92, 74,385.17 and 30,029.05 is: 41,441.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,900.92 : 74,385.17 = 30,029.05 : x
  2. Step 2: Convert to fraction form
    53,900.92/74,385.17 = 30,029.05/x
  3. Step 3: Cross multiply
    53,900.92x = 74,385.17 × 30,029.05
  4. Step 4: Simplify right side
    53,900.92x = 2,233,715,989.19
  5. Step 5: Solve for x
    x = 2,233,715,989.19/53,900.92
  6. Step 6: Final answer
    x = 41,441.15

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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.