Home / 57,017.52-85,518.18-19,576.98

Finding the Fourth Proportional to 57,017.52, 85,518.18 and 19,576.98

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Solution

The fourth proportional to 57,017.52, 85,518.18 and 19,576.98 is: 29,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,017.52 : 85,518.18 = 19,576.98 : x
  2. Step 2: Convert to fraction form
    57,017.52/85,518.18 = 19,576.98/x
  3. Step 3: Cross multiply
    57,017.52x = 85,518.18 × 19,576.98
  4. Step 4: Simplify right side
    57,017.52x = 1,674,187,699.50
  5. Step 5: Solve for x
    x = 1,674,187,699.50/57,017.52
  6. Step 6: Final answer
    x = 29,362.69

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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.