Home / 35,858.90-53,553.56-30,537.20

Finding the Fourth Proportional to 35,858.90, 53,553.56 and 30,537.20

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Solution

The fourth proportional to 35,858.90, 53,553.56 and 30,537.20 is: 45,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,858.90 : 53,553.56 = 30,537.20 : x
  2. Step 2: Convert to fraction form
    35,858.90/53,553.56 = 30,537.20/x
  3. Step 3: Cross multiply
    35,858.90x = 53,553.56 × 30,537.20
  4. Step 4: Simplify right side
    35,858.90x = 1,635,375,753.63
  5. Step 5: Solve for x
    x = 1,635,375,753.63/35,858.90
  6. Step 6: Final answer
    x = 45,605.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.