Home / 41,936.47-57,862.80-30,612.13

Finding the Fourth Proportional to 41,936.47, 57,862.80 and 30,612.13

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Solution

The fourth proportional to 41,936.47, 57,862.80 and 30,612.13 is: 42,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,936.47 : 57,862.80 = 30,612.13 : x
  2. Step 2: Convert to fraction form
    41,936.47/57,862.80 = 30,612.13/x
  3. Step 3: Cross multiply
    41,936.47x = 57,862.80 × 30,612.13
  4. Step 4: Simplify right side
    41,936.47x = 1,771,303,411.11
  5. Step 5: Solve for x
    x = 1,771,303,411.11/41,936.47
  6. Step 6: Final answer
    x = 42,237.78

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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.