Home / 30,063.77-45,042.17-25,636.31

Finding the Fourth Proportional to 30,063.77, 45,042.17 and 25,636.31

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Solution

The fourth proportional to 30,063.77, 45,042.17 and 25,636.31 is: 38,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.77 : 45,042.17 = 25,636.31 : x
  2. Step 2: Convert to fraction form
    30,063.77/45,042.17 = 25,636.31/x
  3. Step 3: Cross multiply
    30,063.77x = 45,042.17 × 25,636.31
  4. Step 4: Simplify right side
    30,063.77x = 1,154,714,679.80
  5. Step 5: Solve for x
    x = 1,154,714,679.80/30,063.77
  6. Step 6: Final answer
    x = 38,408.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.