Home / 41,111.19-56,686.14-30,371.60

Finding the Fourth Proportional to 41,111.19, 56,686.14 and 30,371.60

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Solution

The fourth proportional to 41,111.19, 56,686.14 and 30,371.60 is: 41,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,111.19 : 56,686.14 = 30,371.60 : x
  2. Step 2: Convert to fraction form
    41,111.19/56,686.14 = 30,371.60/x
  3. Step 3: Cross multiply
    41,111.19x = 56,686.14 × 30,371.60
  4. Step 4: Simplify right side
    41,111.19x = 1,721,648,486.19
  5. Step 5: Solve for x
    x = 1,721,648,486.19/41,111.19
  6. Step 6: Final answer
    x = 41,877.86

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1.5x scale

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.