Home / 55,539.44-76,564.70-39,596.21

Finding the Fourth Proportional to 55,539.44, 76,564.70 and 39,596.21

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Solution

The fourth proportional to 55,539.44, 76,564.70 and 39,596.21 is: 54,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,539.44 : 76,564.70 = 39,596.21 : x
  2. Step 2: Convert to fraction form
    55,539.44/76,564.70 = 39,596.21/x
  3. Step 3: Cross multiply
    55,539.44x = 76,564.70 × 39,596.21
  4. Step 4: Simplify right side
    55,539.44x = 3,031,671,358.98
  5. Step 5: Solve for x
    x = 3,031,671,358.98/55,539.44
  6. Step 6: Final answer
    x = 54,585.92

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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.