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Finding the Fourth Proportional to 41,894.40, 57,809.52 and 23,030.40

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Solution

The fourth proportional to 41,894.40, 57,809.52 and 23,030.40 is: 31,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,894.40 : 57,809.52 = 23,030.40 : x
  2. Step 2: Convert to fraction form
    41,894.40/57,809.52 = 23,030.40/x
  3. Step 3: Cross multiply
    41,894.40x = 57,809.52 × 23,030.40
  4. Step 4: Simplify right side
    41,894.40x = 1,331,376,369.41
  5. Step 5: Solve for x
    x = 1,331,376,369.41/41,894.40
  6. Step 6: Final answer
    x = 31,779.34

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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.