Home / 56,015.10-83,998.35-18,560.70

Finding the Fourth Proportional to 56,015.10, 83,998.35 and 18,560.70

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Solution

The fourth proportional to 56,015.10, 83,998.35 and 18,560.70 is: 27,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015.10 : 83,998.35 = 18,560.70 : x
  2. Step 2: Convert to fraction form
    56,015.10/83,998.35 = 18,560.70/x
  3. Step 3: Cross multiply
    56,015.10x = 83,998.35 × 18,560.70
  4. Step 4: Simplify right side
    56,015.10x = 1,559,068,174.85
  5. Step 5: Solve for x
    x = 1,559,068,174.85/56,015.10
  6. Step 6: Final answer
    x = 27,833.00

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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.