Home / 56,868.24-85,302.84-21,799.56

Finding the Fourth Proportional to 56,868.24, 85,302.84 and 21,799.56

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Solution

The fourth proportional to 56,868.24, 85,302.84 and 21,799.56 is: 32,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,868.24 : 85,302.84 = 21,799.56 : x
  2. Step 2: Convert to fraction form
    56,868.24/85,302.84 = 21,799.56/x
  3. Step 3: Cross multiply
    56,868.24x = 85,302.84 × 21,799.56
  4. Step 4: Simplify right side
    56,868.24x = 1,859,564,378.75
  5. Step 5: Solve for x
    x = 1,859,564,378.75/56,868.24
  6. Step 6: Final answer
    x = 32,699.52

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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.