Home / 58,554.44-87,777.84-21,105.35

Finding the Fourth Proportional to 58,554.44, 87,777.84 and 21,105.35

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Solution

The fourth proportional to 58,554.44, 87,777.84 and 21,105.35 is: 31,638.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,554.44 : 87,777.84 = 21,105.35 : x
  2. Step 2: Convert to fraction form
    58,554.44/87,777.84 = 21,105.35/x
  3. Step 3: Cross multiply
    58,554.44x = 87,777.84 × 21,105.35
  4. Step 4: Simplify right side
    58,554.44x = 1,852,582,035.44
  5. Step 5: Solve for x
    x = 1,852,582,035.44/58,554.44
  6. Step 6: Final answer
    x = 31,638.63

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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.