Home / 57,739.95-79,681.19-33,545.61

Finding the Fourth Proportional to 57,739.95, 79,681.19 and 33,545.61

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Solution

The fourth proportional to 57,739.95, 79,681.19 and 33,545.61 is: 46,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.95 : 79,681.19 = 33,545.61 : x
  2. Step 2: Convert to fraction form
    57,739.95/79,681.19 = 33,545.61/x
  3. Step 3: Cross multiply
    57,739.95x = 79,681.19 × 33,545.61
  4. Step 4: Simplify right side
    57,739.95x = 2,672,953,956.35
  5. Step 5: Solve for x
    x = 2,672,953,956.35/57,739.95
  6. Step 6: Final answer
    x = 46,292.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.