Home / 57,230.14-85,857.52-19,283.18

Finding the Fourth Proportional to 57,230.14, 85,857.52 and 19,283.18

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Solution

The fourth proportional to 57,230.14, 85,857.52 and 19,283.18 is: 28,928.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,230.14 : 85,857.52 = 19,283.18 : x
  2. Step 2: Convert to fraction form
    57,230.14/85,857.52 = 19,283.18/x
  3. Step 3: Cross multiply
    57,230.14x = 85,857.52 × 19,283.18
  4. Step 4: Simplify right side
    57,230.14x = 1,655,606,178.95
  5. Step 5: Solve for x
    x = 1,655,606,178.95/57,230.14
  6. Step 6: Final answer
    x = 28,928.92

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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.