Home / 57,700.95-86,542.75-18,252.93

Finding the Fourth Proportional to 57,700.95, 86,542.75 and 18,252.93

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Solution

The fourth proportional to 57,700.95, 86,542.75 and 18,252.93 is: 27,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,700.95 : 86,542.75 = 18,252.93 : x
  2. Step 2: Convert to fraction form
    57,700.95/86,542.75 = 18,252.93/x
  3. Step 3: Cross multiply
    57,700.95x = 86,542.75 × 18,252.93
  4. Step 4: Simplify right side
    57,700.95x = 1,579,658,757.76
  5. Step 5: Solve for x
    x = 1,579,658,757.76/57,700.95
  6. Step 6: Final answer
    x = 27,376.65

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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.