Home / 55,860.46-83,764.35-20,296.70

Finding the Fourth Proportional to 55,860.46, 83,764.35 and 20,296.70

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Solution

The fourth proportional to 55,860.46, 83,764.35 and 20,296.70 is: 30,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,860.46 : 83,764.35 = 20,296.70 : x
  2. Step 2: Convert to fraction form
    55,860.46/83,764.35 = 20,296.70/x
  3. Step 3: Cross multiply
    55,860.46x = 83,764.35 × 20,296.70
  4. Step 4: Simplify right side
    55,860.46x = 1,700,139,362.34
  5. Step 5: Solve for x
    x = 1,700,139,362.34/55,860.46
  6. Step 6: Final answer
    x = 30,435.47

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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.