Home / 57,943.51-79,970.14-41,862.86

Finding the Fourth Proportional to 57,943.51, 79,970.14 and 41,862.86

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Solution

The fourth proportional to 57,943.51, 79,970.14 and 41,862.86 is: 57,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,943.51 : 79,970.14 = 41,862.86 : x
  2. Step 2: Convert to fraction form
    57,943.51/79,970.14 = 41,862.86/x
  3. Step 3: Cross multiply
    57,943.51x = 79,970.14 × 41,862.86
  4. Step 4: Simplify right side
    57,943.51x = 3,347,778,775.00
  5. Step 5: Solve for x
    x = 3,347,778,775.00/57,943.51
  6. Step 6: Final answer
    x = 57,776.60

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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.