Home / 41,981.32-57,934.21-23,118.45

Finding the Fourth Proportional to 41,981.32, 57,934.21 and 23,118.45

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Solution

The fourth proportional to 41,981.32, 57,934.21 and 23,118.45 is: 31,903.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,981.32 : 57,934.21 = 23,118.45 : x
  2. Step 2: Convert to fraction form
    41,981.32/57,934.21 = 23,118.45/x
  3. Step 3: Cross multiply
    41,981.32x = 57,934.21 × 23,118.45
  4. Step 4: Simplify right side
    41,981.32x = 1,339,349,137.17
  5. Step 5: Solve for x
    x = 1,339,349,137.17/41,981.32
  6. Step 6: Final answer
    x = 31,903.45

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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.