Home / 45,553.32-62,892.80-28,580.80

Finding the Fourth Proportional to 45,553.32, 62,892.80 and 28,580.80

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Solution

The fourth proportional to 45,553.32, 62,892.80 and 28,580.80 is: 39,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.32 : 62,892.80 = 28,580.80 : x
  2. Step 2: Convert to fraction form
    45,553.32/62,892.80 = 28,580.80/x
  3. Step 3: Cross multiply
    45,553.32x = 62,892.80 × 28,580.80
  4. Step 4: Simplify right side
    45,553.32x = 1,797,526,538.24
  5. Step 5: Solve for x
    x = 1,797,526,538.24/45,553.32
  6. Step 6: Final answer
    x = 39,459.84

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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.